Stoichiometry Exam Review

Stoichiometry Exam Review

10th - 12th Grade

20 Qs

quiz-placeholder

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Stoichiometry Exam Review

Stoichiometry Exam Review

Assessment

Quiz

Chemistry, Science

10th - 12th Grade

Hard

Created by

Kristi Abbatemarco

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which type of reaction is represented by this equation?

synthesis

decomposition

single replacement

double replacement

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the gram formula mass of Mg(ClO3)2?

107 g

142 g

174 g

191 g

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which mass of oxygen completely reacts with 4.0 grams of hydrogen to produce 36.0 grams of water?

8.0 g

16.0 g

32.0 g

40.0 g

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the percent composition by mass of hydrogen in NH4HCO3 (gram-formula mass = 79 grams/mole)?

5.1%

6.3%

10%

50%

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which formula is an empirical formula?

N2O4

NH3

C3H6

P4O10

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

When the equation is completely balanced using smallest whole numbers, the coefficient of O2 is

5

2

3

10

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

When the equation is correctly balanced using the smallest whole numbers, the coefficient of Al(s) is

1

2

3

4

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