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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 does the Law of Conservation of Mass state?

Back

Matter is neither created nor destroyed in a chemical reaction.

2.

FLASHCARD QUESTION

Front

How does the equation 2H₂ + O₂ → 2H₂O demonstrate the law of conservation of mass?

Back

The reactants and product contain the same number and type of atoms.

3.

FLASHCARD QUESTION

Front

Which element is represented by the letter C?

Back

Carbon.

4.

FLASHCARD QUESTION

Front

Which equation demonstrates the law of conservation of mass?

Back

2K + Cl₂ → 2KCl.

5.

FLASHCARD QUESTION

Front

If you start with 40g of hydrogen peroxide, how much should you end up with after decomposition according to the law of conservation of mass?

Back

40g.

6.

FLASHCARD QUESTION

Front

What is a decomposition reaction?

Back

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

7.

FLASHCARD QUESTION

Front

What is the significance of balancing chemical equations?

Back

It ensures that the same number of each type of atom appears on both sides of the equation, reflecting the law of conservation of mass.

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