Mastering Stoichiometry Conversions and Practice Problems

Mastering Stoichiometry Conversions and Practice Problems

Assessment

Interactive Video

Chemistry

6th - 10th Grade

Practice Problem

Easy

Created by

Aiden Montgomery

Used 3+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which conversion factor is used when converting from grams to moles?

Balanced equation

Avogadro's number

Molar mass

Mole ratio

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When do you use Avogadro's number in stoichiometry?

When dealing with atoms, molecules, particles, or formula units

When converting moles to grams

When balancing equations

When converting grams to moles

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the hydrogen peroxide problem?

Use Avogadro's number

Convert grams of hydrogen peroxide to moles of hydrogen peroxide

Balance the equation

Convert grams of water to moles of water

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molar mass of water used in the hydrogen peroxide problem?

2 grams

91.83 grams

48.64 grams

18.02 grams

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final mass of hydrogen peroxide calculated in the problem?

91.83 grams

2 grams

48.64 grams

18.02 grams

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for carbon dioxide?

CO

H2O2

H2O

CO2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What keyword indicates the use of Avogadro's number in the carbon dioxide problem?

Grams

Moles

Molecules

Balanced

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