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Chapter 7: Electrochemistry + Chapter 8: Energetics

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1

Rania is learning about corrosion prevention methods. She learns that electroplating is used to coat a metal with a thin layer of another metal. Which of the following is an example of electroplating?

2

Which process requires activation energy?

3

What is the heat of reaction?

4

Chloe is studying the system and surroundings. She knows that in an exothermic reaction, heat flows from the system to the surroundings. What is the sign of q (heat) for the system?

5

Which reaction needs continuous energy supply?

6

A catalyst works by:

7

A dry cell is commonly used in:

8

Laura is studying corrosion. She learns that corrosion is the deterioration of metals due to chemical reactions. Which of the following is the most common example of corrosion?

9

A voltaic cell is also known as:

10

Activation energy is highest at:

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