Unit 04 Test Review - IPC

Unit 04 Test Review - IPC

Assessment

Flashcard

Science

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What element is represented by the letter C?

Back

Carbon

2.

FLASHCARD QUESTION

Front

According to the law of conservation of mass, if you start with 40g of hydrogen peroxide, how much mass should you end up with in water and oxygen combined?

Back

40g

3.

FLASHCARD QUESTION

Front

Which equation demonstrates the law of conservation of mass?

Back

2K + Cl₂ → 2KCl

4.

FLASHCARD QUESTION

Front

Why did the solution in the beaker lose mass?

Back

Some of the water molecules turned into gas and dissipated.

5.

FLASHCARD QUESTION

Front

What element must be present for a combustion reaction to occur?

Back

Oxygen

6.

FLASHCARD QUESTION

Front

Define the law of conservation of mass.

Back

The law states that mass is neither created nor destroyed in a chemical reaction.

7.

FLASHCARD QUESTION

Front

What is a decomposition reaction?

Back

A reaction where a single compound breaks down into two or more simpler products.

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