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Chem - Intro to Balancing Equations - Day 2 Warm-Up

Chem - Intro to Balancing Equations - Day 2 Warm-Up

Assessment

Flashcard

Chemistry

9th - 10th 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 cannot be gained or lost in a chemical reaction.

2.

FLASHCARD QUESTION

Front

What is the little number after an element in a chemical equation called? Example: H₂

Back

Subscript

3.

FLASHCARD QUESTION

Front

To balance an equation you should:

Back

ONLY change coefficients.

4.

FLASHCARD QUESTION

Front

Balance this equation: _Mg + _Cl₂ --> _MgCl₂

Back

already balanced

5.

FLASHCARD QUESTION

Front

How many atoms are there TOTAL in: H₂SO₄

Back

7

6.

FLASHCARD QUESTION

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.

7.

FLASHCARD QUESTION

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a chemical formula to indicate how many molecules are involved.

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