welcome back! take a seat anywhere.. agenda heading to media center for pretest take a look at wiki...
TRANSCRIPT
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Welcome Back!
Take a seat anywhere.
![Page 2: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/2.jpg)
Agenda• Heading to Media Center for
Pretest• Take a look at wiki • Review of chapter 1• Hand out notes• Hand out books• Need lab notebook tomorrow!
![Page 3: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/3.jpg)
Review of chapter 1
• Grab a white board and marker• Going to review whole chapter
today
![Page 4: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/4.jpg)
Describe the scientific method and the purpose
of it.
![Page 5: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/5.jpg)
Describe the differences between a hypothesis,
theory and law?
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What is the law of conservation of mass and
why is it useful?
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An antacid tablet weighing 0.853 g contained calcium carbonate as the active ingredient, in addition to an inert binder. When an acid solution weighing 56.519 g was added to the
tablet, carbon dioxide gas was released, producing a fizz. The
resulting solution weighed 57.152 g. How many grams of carbon dioxide
were produced?
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Draw pictures to illustrate the three phases of
matter.
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Describe what occurs during a physical change.
![Page 10: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/10.jpg)
Describe what occurs during a chemical change.
![Page 11: Welcome Back! Take a seat anywhere.. Agenda Heading to Media Center for Pretest Take a look at wiki Review of chapter 1 Hand out notes Hand out books](https://reader036.vdocument.in/reader036/viewer/2022062519/5697c00e1a28abf838cc9d3e/html5/thumbnails/11.jpg)
Is grass growing an example of a physical or chemical change? Why?
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Is a cake baking an example of a physical or chemical change? Why?
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Is salt dissolving an example of a physical or chemical change? Why?
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Describe how to tell the difference between an
element, compound and mixture.
What information is necessary?
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Identify each of the following elements from its properties
under normal conditions.
• Red-brown liquid• White, waxy solid• Soft, yellow metal• Soft, black solid
• Reddish metal• Brittle, yellow solid• Greenish-yellow gas• Silver-colored liquid
metal
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Describe the differences between accuracy and
precision.
Compare to bulls eye.
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Describe significant figures. What’s the point?
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A cylinder with circular cross section has a radius of 2.45 cm and a height of
56.32 cm. What is the volume of the cylinder?
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What is the International System of Units?
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List the base units.
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List the prefixes.
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Describe how to change from one unit into
another.
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What are the conversion factors between oF, oC, and K?
What’s so special about K?
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How would you determine the identity of an unknown
element?
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If the necessary mass and density of a liquid are known, how would you determine the volume
needed?
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A room measures 10.0ft X 12.0ft and is 9.0ft high.
What is its volume in liters?
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If an atom has a radius of 85 pm, calculate the
percentage of the volume occupied by the atoms of
the gas, assuming STP conditions.
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The density of an irregularly shaped object
is desired. How would you determine it?
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A student determined the density of the metal sample to
be 19.0 g/cm3. The true density is 19.3 g/cm3. The
student claims the sample to be pure. Discuss the validity of the claim and possible sources
of error.
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What does an interactive ppt mean to you?
How many have used ppt?2007?