yesterday’s homework. the concentration of either the h + ion or the oh - ion is given for three...
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![Page 1: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/1.jpg)
Yesterday’s Homework
![Page 2: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/2.jpg)
Yesterday’s Homework
The concentration of either the H+ ion or the OH- ion is given for three aqueous solutions at 298oK. For each solution, calculate [H+] or [OH-]. State whether the solution is acidic, basic, or neutral.
![Page 3: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/3.jpg)
Yesterday’s Homework
If this wasn’t easy, you’re doing it wrong.
![Page 4: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/4.jpg)
Yesterday’s Homework
[H+] = 1.0 x 10-13M
![Page 5: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/5.jpg)
Yesterday’s Homework
[H+] = 1.0 x 10-13M[OH-] = 1.0 x 10-1M
![Page 6: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/6.jpg)
Yesterday’s Homework
[H+] = 1.0 x 10-13M[OH-] = 1.0 x 10-1M
basic
![Page 7: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/7.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-7M
![Page 8: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/8.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-7M[H+] = 1.0 x 10-7M
![Page 9: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/9.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-7M[H+] = 1.0 x 10-7M
neutral
![Page 10: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/10.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-3M
![Page 11: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/11.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-3M[H+] = 1.0 x 10-11M
![Page 12: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/12.jpg)
Yesterday’s Homework
[OH-] = 1.0 x 10-3M[H+] = 1.0 x 10-11M
basic
![Page 13: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/13.jpg)
Yesterday’s Homework
Any questions?
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Daily Quiz Questions
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Daily Quiz Questions
1. What is true of [H+] and [OH-]?
a. [H+] = [OH-]
b. [H+] x [OH-] = 1 x 10-7
c. [H+] ÷ [OH-] = 1 x 10-7
d. [H+] x [OH-] = 1 x 10-14
e. [H+] ÷ [OH-] = 1 x 10-14
![Page 16: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/16.jpg)
Daily Quiz Questions
2. In a neutral solution, pH =
a. 0
b. 0.5
c. 1
d. 7
e. 14
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Daily Quiz Questions
3. 1 x 10-5 = ?
a. 5
b. 100,000
c. 0.000,01
d. 0.000,001
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Daily Quiz Questions
4. Which number is bigger?
a. 1 x 10-2
b. 1 x 10-6
.
![Page 19: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/19.jpg)
Daily Quiz Questions
1. What is true of [H+] and [OH-]?
a. [H+] = [OH-]
b. [H+] x [OH-] = 1 x 10-7
c. [H+] ÷ [OH-] = 1 x 10-7
d. [H+] x [OH-] = 1 x 10-14
e. [H+] ÷ [OH-] = 1 x 10-14
![Page 20: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/20.jpg)
Daily Quiz Questions
1. What is true of [H+] and [OH-]?
a. [H+] = [OH-]
b. [H+] x [OH-] = 1 x 10-7
c. [H+] ÷ [OH-] = 1 x 10-7
d. [H+] x [OH-] = 1 x 10-14
e. [H+] ÷ [OH-] = 1 x 10-14
![Page 21: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/21.jpg)
Daily Quiz Questions
2. In a neutral solution, pH =
a. 0
b. 0.5
c. 1
d. 7
e. 14
![Page 22: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/22.jpg)
Daily Quiz Questions
2. In a neutral solution, pH =
a. 0
b. 0.5
c. 1
d. 7
e. 14
![Page 23: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/23.jpg)
Daily Quiz Questions
3. 1 x 10-5 = ?
a. 5
b. 100,000
c. 0.000,01
d. 0.000,001
![Page 24: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/24.jpg)
Daily Quiz Questions
3. 1 x 10-5 = ?
a. 5
b. 100,000
c. 0.000,01
d. 0.000,001
![Page 25: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/25.jpg)
Daily Quiz Questions
4. Which number is bigger?
a. 1 x 10-2
b. 1 x 10-6
![Page 26: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/26.jpg)
Daily Quiz Questions
4. Which number is bigger?
a. 1 x 10-2
b. 1 x 10-6
![Page 27: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/27.jpg)
Logarithms
![Page 28: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/28.jpg)
Logarithms
The logarithm of a number is the number of times
10 must be multiplied by itself to equal that number.
![Page 29: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/29.jpg)
Logarithms
1000 = 10 x 10 x 10
log 1000 = 3
![Page 30: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/30.jpg)
Logarithms
To find the logarithm of a number, count the zeroes or, if the number is in scientific notation, look at the exponent.
![Page 31: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/31.jpg)
Logarithms
1 = 1 x 100
10 = 1 x 101
100 = 1 x 102
0.1 = 1 x 10-1
0.01 = 1 x 10-2
log 1 = 0
log 10 = 1
log 100 = 2
log 0.1 = -1
log 0.01 = -2
![Page 32: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/32.jpg)
Logarithms
![Page 33: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/33.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
![Page 34: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/34.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
100 x 1000 = 100,000
![Page 35: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/35.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
100 x 1000 = 100,000
2 + 3 = 5
![Page 36: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/36.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
1 x 108 = 100,000,000
![Page 37: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/37.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
1 x 108 = 100,000,000
0 + 8 = 8
![Page 38: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/38.jpg)
Logarithms
You can multiply two numbers by adding their logarithms.
2 x 108 = 200,000,000
? + 8 = ?
![Page 39: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/39.jpg)
Logarithms
So what’s the logarithm of 2? You have to look it up.
2 x 108 = 200,000,000
? + 8 = ?
![Page 40: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/40.jpg)
Logarithms
So what’s the logarithm of 2? You have to look it up.
2 x 108 = 200,000,000
0.301 + 8 = 8.301
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Logarithms
What if the number is small instead of big?
![Page 42: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/42.jpg)
Logarithms
What if the number is small instead of big?
0.0003 = 3 x 10-4
![Page 43: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/43.jpg)
Logarithms
What if the number is small instead of big?
0.0003 = 3 x 10-4
log 0.0003 = log 3 + log 10-4
![Page 44: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/44.jpg)
Logarithms
What if the number is small instead of big?
0.0003 = 3 x 10-4
log 0.0003 = log 3 + log 10-4
= 0.477 – 4
![Page 45: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/45.jpg)
Logarithms
What if the number is small instead of big?
0.0003 = 3 x 10-4
log 0.0003 = log 3 + log 10-4
= 0.477 – 4
= -3.523
![Page 46: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/46.jpg)
Logarithms
You can find the logarithm of any number by pressing the “log” key on a calculator…
![Page 47: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/47.jpg)
Logarithms
You can find the logarithm of any number by pressing the “log” key on a calculator…
but
![Page 48: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/48.jpg)
Logarithms
You can find the logarithm of any number by pressing the “log” key on a calculator…
but
…if you don’t understand what the calculator is doing, the
information is useless to you.
![Page 49: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/49.jpg)
Logarithms
Try a few!
![Page 50: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/50.jpg)
Logarithms
log 103 =
![Page 51: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/51.jpg)
Logarithms
log 103 = 3
![Page 52: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/52.jpg)
Logarithms
log 108 =
![Page 53: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/53.jpg)
Logarithms
log 108 = 8
![Page 54: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/54.jpg)
Logarithms
log 10-10 =
![Page 55: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/55.jpg)
Logarithms
log 10-10 = -10
![Page 56: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/56.jpg)
Logarithms
log 2 =
![Page 57: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/57.jpg)
Logarithms
log 2 = 0.301
![Page 58: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/58.jpg)
Logarithms
log 5.8 =
![Page 59: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/59.jpg)
Logarithms
log 5.8 = 0.763
![Page 60: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/60.jpg)
Logarithms
log 9.2 =
![Page 61: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/61.jpg)
Logarithms
log 9.2 = 0.963
![Page 62: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/62.jpg)
Logarithms
log 4 x 1012 =
![Page 63: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/63.jpg)
Logarithms
log 4 x 1012 = 0.602 + 12
![Page 64: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/64.jpg)
Logarithms
log 4 x 1012 = 12.602
![Page 65: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/65.jpg)
Logarithms
log 8.3 x 105 =
![Page 66: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/66.jpg)
Logarithms
log 8.3 x 105 = 0.919 + 5
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Logarithms
log 8.3 x 105 = 5.919
![Page 68: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/68.jpg)
Logarithms
log 7.1 x 10-3 =
![Page 69: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/69.jpg)
Logarithms
log 7.1 x 10-3 = 0.851 - 3
![Page 70: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/70.jpg)
Logarithms
log 7.1 x 10-3 = -2.149
![Page 71: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/71.jpg)
Logarithms
log 4.8 x 10-11 =
![Page 72: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/72.jpg)
Logarithms
log 4.8 x 10-11 = 0.681 - 11
![Page 73: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/73.jpg)
Logarithms
log 4.8 x 10-11 = -10.319
![Page 74: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/74.jpg)
pH
pH = -log [H+]pOH = -log [OH-]
pH + pOH = 14
![Page 75: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/75.jpg)
[H+] = 0.0035
What is the pH?
What is the pOH?
Is it acidic or basic?
![Page 76: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/76.jpg)
[H+] = 0.0035
![Page 77: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/77.jpg)
[H+] = 0.0035
0.0035 = 3.5 x 10-3
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[H+] = 0.0035
0.0035 = 3.5 x 10-3
log 0.0035 = log 3.5 + log 10-3
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[H+] = 0.0035
0.0035 = 3.5 x 10-3
log 0.0035 = log 3.5 + log 10-3
= 0.544 – 3
![Page 80: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/80.jpg)
[H+] = 0.0035
0.0035 = 3.5 x 10-3
log 0.0035 = log 3.5 + log 10-3
= 0.544 – 3
= –2.456
![Page 81: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/81.jpg)
[H+] = 0.0035
0.0035 = 3.5 x 10-3
log 0.0035 = log 3.5 + log 10-3
= 0.544 – 3
= –2.456
pH = 2.456
![Page 82: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/82.jpg)
[H+] = 0.0035
pH = 2.456
pOH = 14 – 2.456
= 11.544The solution is acidic.
![Page 83: Yesterday’s Homework. The concentration of either the H + ion or the OH - ion is given for three aqueous solutions at 298 o K. For each solution, calculate](https://reader035.vdocument.in/reader035/viewer/2022070400/56649f155503460f94c2aa6b/html5/thumbnails/83.jpg)
Homework
Page 611 # 19
Page 612 # 20