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1. Intro to General Chemistry

Physical & Chemical Changes

1. Intro to General Chemistry

Physical & Chemical Changes

Multiple Choice
Which change of state is represented when water vapor cools and forms liquid water?
Open Question
Which of the following summarizes a change that takes place as a solid turns to a liquid?
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Multiple Choice
Burning a piece of paper results in the formation of new substances. Which type of change does this statement describe?
Multiple Choice
Which of the following is NOT a sign of a chemical change?
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Open Question
If two substances are mixed and a new substance is formed, what type of change is it?
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Multiple Choice
Which of the following is a sign that a chemical reaction has occurred?
Multiple Choice
Which type of change occurs when you melt an ice cube?
Open Question
Acid rain hits a statue. Over time holes are formed in the statue. This is an example of
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Open Question
A specific type of physical change is a _________ change.
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Open Question
Which of the following is an example that includes evidence of a chemical change?
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Multiple Choice
Which of the following is a physical change?
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Open Question
Ciara's bike has rusted, which means that the iron in the metal changed to rust. What has occurred?
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Open Question
Which of the following is an indication that a substance has undergone a chemical change?
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Open Question
A change to the physical properties of a substance, like a change in size.
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Multiple Choice
In the solid state, __________ .
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