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Acids & Bases. Key Characteristics of Acids & Bases Acids Taste sour Reacts with alkali metals (forms H2 gas) Litmus paper: RedNeutralizes Bases Bases
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9.6 Nitrogen and Sulphur Learning outcomes: Candidates should be able to: (a)Explain the lack of reactivity of nitrogen (b)Describe: (i)The formation and
215 views
ACIDS & BASES How does pH value affect our environment?
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Chapter 19. All aqueous solutions contain hydrogen ions (H + ) and hydroxide (OH - ) ions. An acidic solution contains more H + ions than OH -
268 views
1 Acids and Bases - the Three Definitions 1. The Arrhenius Definition of an Acid 2. Acid strength and pK a 3. K a, pK a, pK b 4. polyprotic acids, pK a1,
218 views
Chapter 16 – Chemical Equilibria Objectives: 1.Determine equilibrium constant expressions. 2.Know the factors which affect equilibrium. 3.Calculate Q and
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CHEMICAL EQUILIBRIUM Chapter 16 ALL BOLD NUMBERED PROBLEMS
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Regents Review. 1. According to the Arrhenius theory, an acid is a substance that: A) Changes litmus from red to blue B) Changes phenolphthalein from
232 views
PH = - log [H 3 O + ] [H 3 O + ] = 10 - pH mol/L For pure water at 25 o C pH = - log (1.0 x 10 -7 ) = 7.00 For a change in pH by 1, H 3 O + concentration
214 views
Chapter 17 ACID-BASE EQUILIBRIA (Part I) 1Dr. Al-Saadi
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Ch4.1 – Types of Chemical Reactions and Solutions
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Acids & Bases and Titrations Properties of Acids & Bases Acids –taste sour –feel like water –good electrolytes –turn blue litmus paper “pink” –pH less
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![PH = - log [H 3 O + ] [H 3 O + ] = 10 - pH mol/L For pure water at 25 o C pH = - log (1.0 x 10 -7 ) = 7.00 For a change in pH by 1, H 3 O + concentration](https://cdn.vdocument.in/doc/330x215/56649d4c5503460f94a29c0c/ph-log-h-3-o-h-3-o-10-ph-moll-for-pure-water-at-25-o-c-ph.jpg)
