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Science- Chapter 9 Chemical Compounds
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More Vocabulary Quick Questions More Quick Questions Vocabulary Explanations 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500
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A compound that typically releases hydrogen ions
Vocabulary– 100 A compound that typically releases hydrogen ions
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100 acid
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The temperature at which a liquid changes into a gas
Vocabulary- 200 The temperature at which a liquid changes into a gas
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200 Boiling Point
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A compound that typically receives hydrogen ions
Vocabulary- 300 A compound that typically receives hydrogen ions
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300 Base
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The temperature at which a solid substance changes to a liquid
Vocabulary- 400 The temperature at which a solid substance changes to a liquid
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400 Melting Point
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The measure of how much of one substance can be dissolved in another
Vocabulary- 500 The measure of how much of one substance can be dissolved in another
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500 Solubility
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This forms when a strong acid reacts with a strong base
More Vocabulary- 100 This forms when a strong acid reacts with a strong base
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100 Salt
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The mass per unit volume of a material
More Vocabulary- 200 The mass per unit volume of a material
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200 Density
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The ability of a material to carry energy
More Vocabulary- 300 The ability of a material to carry energy
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300 Conductivity
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Can be measured or detected by the senses
More Vocabulary- 400 Can be measured or detected by the senses
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400 Physical Properties
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The temperature at which liquid changes into a gas
More Vocabulary- 500 The temperature at which liquid changes into a gas
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500 Boiling Point
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What is the safest way to test for the presence of an acid or a base?
Quick Questions- 100 What is the safest way to test for the presence of an acid or a base?
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Use an acid-base indicator
100 Use an acid-base indicator For example, litmus paper
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What is the chemical formula for water?
Quick Questions- 200 What is the chemical formula for water?
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200 H2O
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What does H2O tell you about a single molecule of water?
Quick Questions- 300 What does H2O tell you about a single molecule of water?
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There are 2 hydrogen atoms and 1 oxygen atom
300 There are 2 hydrogen atoms and 1 oxygen atom
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Name three physical properties of aluminum that make it useful
Quick Questions- 400 Name three physical properties of aluminum that make it useful
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Strong, lightweight, easily bent, can conduct electricity
400 Strong, lightweight, easily bent, can conduct electricity
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Quick Questions- 500 How do the properties of a compound compare to the properties of the elements that make it up?
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The properties are generally very different
500 The properties are generally very different
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What are my variables in this experiment?
Explanations- 100 I conducted an experiment where I tested 4 different liquids- milk, orange juice, bleach, and laundry detergent with litmus paper. What are my variables in this experiment?
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milk, orange juice, bleach, laundry detergent, and litmus paper
100 milk, orange juice, bleach, laundry detergent, and litmus paper
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Why can having acid reflux be a concern?
Explanations- 200 Why can having acid reflux be a concern?
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200 Stomach acid is a very strong acid. If acid reflux continues, it can damage your esophagus.
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Explanations- 300 I add several spoonfuls of salt to a cup of water. Most of the salt dissolves, but some salt remains at the bottom. How can I get the rest of the salt to dissolve (without adding more water)?
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Keep stirring the mixture or heat up the mixture
300 Keep stirring the mixture or heat up the mixture
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Explanations- 400 I mixed oil and water. After allowing it to settle, the oil stayed at the top and the water stayed at the bottom. What does this tell you about the solubility of the mixture?
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Oil and water are not soluble with one another
400 Oil and water are not soluble with one another
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Explanations- 500 I mixed oil and water. After allowing it to settle, the oil stayed at the top and the water stayed at the bottom. What does this tell you about the density of the materials?
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Oil is less dense than water because it stays at the top.
500 Oil is less dense than water because it stays at the top. Water is more dense than water because it stay at the bottom.
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What is water? A solution An element A compound A mixture
More Quick Questions- 100 What is water? A solution An element A compound A mixture
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100 A compound
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What is a compound made up of?
More Quick Questions- 200 What is a compound made up of?
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Different kinds of atoms
200 Different kinds of atoms
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What is an example of a chemical change?
More Quick Questions- 300 What is an example of a chemical change?
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300 Answers will vary
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What are your five senses?
More Quick Questions- 400 What are your five senses?
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Taste, touch, see, hear, smell
400 Taste, touch, see, hear, smell
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What is an example of an acid?
More Quick Questions- 500 What is an example of an acid?
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500 Answers will vary
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