Balancing Chemical Equations (Q2W6)

Balancing Chemical Equations (Q2W6)

Assessment

Flashcard

Chemistry

10th Grade

Hard

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16 questions

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1.

FLASHCARD QUESTION

Front

What is the left part of a chemical equation called?

Back

Reactants

2.

FLASHCARD QUESTION

Front

Balance this equation: HgO ---> ?

Back

2HgO ---> 2Hg + O2

3.

FLASHCARD QUESTION

Front

What does the Law of Conservation of Mass state?

Back

Matter cannot be gained or lost in a chemical reaction.

4.

FLASHCARD QUESTION

Front

Balance the following equation: ___ H2 + ___ O2 → ___ H2O

Back

2, 1, 2

5.

FLASHCARD QUESTION

Front

How many HCl molecules do you need to balance this equation? Mg + __ HCl ---> MgCl2 + H2

Back

2

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 are products in a chemical reaction?

Back

Substances formed as a result of a chemical reaction.

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