U5 Q3

U5 Q3

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 is the chemical equation for the combustion of methane?

Back

Methane + Oxygen -> Carbon Dioxide + Water

2.

FLASHCARD QUESTION

Front

How many grams of oxygen are needed to react with 100 g of methane to produce 276 g of carbon dioxide and 224 g of water?

Back

400 g

3.

FLASHCARD QUESTION

Front

How many aluminum atoms are in the compound 4Al2O3?

Back

8

4.

FLASHCARD QUESTION

Front

What is the Law of Conservation of Mass?

Back

It states that matter cannot be created or destroyed.

5.

FLASHCARD QUESTION

Front

What evidence indicates a chemical reaction when vinegar and baking soda are combined?

Back

Bubbles show that a gas is forming.

6.

FLASHCARD QUESTION

Front

Count the number of nitrogen atoms in 4NH4NO3.

Back

8

7.

FLASHCARD QUESTION

Front

What is a reactant in a chemical reaction?

Back

A substance that undergoes change during a chemical reaction.

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?