M19 L1 Notes Quizizz - Chemical Changes

M19 L1 Notes Quizizz - Chemical Changes

9th Grade

19 Qs

quiz-placeholder

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M19 L1 Notes Quizizz - Chemical Changes

M19 L1 Notes Quizizz - Chemical Changes

Assessment

Quiz

Science

9th Grade

Medium

NGSS
MS-PS1-5, MS-PS1-2, MS-PS1-1

+1

Standards-aligned

Created by

Grace Paulson

Used 24+ times

FREE Resource

19 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

A chemical reaction is a change in which one or more substances are converted into ____________________ substances.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

The substances present at the ____________________ of the reaction, the substances that react, are called reactants.

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

The ____________________ substances produced are called products.

Tags

NGSS.MS-PS1-2

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

In the 1770s, French chemist Antoine Lavoisier determined that the total ____________________ of the products of a reaction always equal the total ____________________ of the reactants.

Tags

NGSS.MS-PS1-5

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

When no coefficient appears, a coefficient of ______ is assumed.

Tags

NGSS.MS-PS1-5

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Chemists commonly do not work with individual atoms, molecules and ions. They work with larger quantities of reactants, with masses that can be expressed in ____________________.

Tags

NGSS.MS-PS1-5

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

How many moles make up 50.0 g of NO₂(g)?

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