Review- Law of Conservation of Matter

Review- Law of Conservation of Matter

Assessment

Flashcard

Science

8th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What does the Law of Conservation of Matter state?

Back

The Law of Conservation of Matter states that matter cannot be created or destroyed in a chemical reaction; the mass of the reactants equals the mass of the products.

2.

FLASHCARD QUESTION

Front

In a chemical reaction, if the mass of the products is 20 grams, what is the mass of the reactants?

Back

20 grams.

3.

FLASHCARD QUESTION

Front

What is a reactant in a chemical reaction?

Back

A reactant is a substance that undergoes change during a chemical reaction.

4.

FLASHCARD QUESTION

Front

If a reaction has reactants A and B, what are the products if the reaction is A + B -> C?

Back

The product is C.

5.

FLASHCARD QUESTION

Front

If the mass of reactant AB is 12 grams and product B is 5 grams, how much should product A weigh?

Back

7 grams.

6.

FLASHCARD QUESTION

Front

What is the relationship between reactants and products in a closed system?

Back

In a closed system, the total mass of reactants equals the total mass of products.

7.

FLASHCARD QUESTION

Front

What happens to the mass of reactants during a chemical reaction?

Back

The mass of reactants remains the same; it is transformed into products.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?