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Intro To Thermochemistry

Intro To Thermochemistry

Assessment

Presentation

Science

10th Grade

Practice Problem

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Created by

Brandon Thomas

Used 5+ times

FREE Resource

17 Slides • 6 Questions

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Multiple Choice

What is the definition of thermochemistry?

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Thermochemistry is the study of the heat changes that occur during chemical reactions and physical changes of state.

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Thermochemistry is the analysis of the physical properties of gases.
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Thermochemistry focuses on the color changes in chemical substances.
4
Thermochemistry is the study of sound waves in chemical reactions.

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Multiple Choice

What is the definition of energy?

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Energy is a type of matter.
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Energy is the speed of light.
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Energy is a form of heat.
4

Energy is the ability to do work or supply heat.

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Multiple Select

Which of the following are types of energy?

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Kinetic

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Potential

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Heat

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Nuclear

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Wind

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Multiple Choice

In which direction does heat flow?

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From cold to hot
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From hot to cold
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Only through solid materials
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In all directions equally

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Multiple Choice

In a chemical reaction, heat can either be given off or absorbed. Which is the correct type of reaction based on if heat is given off or absorbed?

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Exothermic if heat is given off; Endothermic if heat is absorbed.
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Exothermic if heat is absorbed; Endothermic if heat is given off.
3
Both reactions are exothermic regardless of heat flow.
4
Endothermic if heat is neither given off nor absorbed.

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Multiple Choice

What does the law of conservation of energy state?

1
Energy can only be created from matter.
2
Energy cannot be created or destroyed, only transformed.
3
Energy can be created and destroyed.
4
Energy is always lost in transformations.

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