Gram to Gram Stoichiometry Practice

Gram to Gram Stoichiometry Practice

12th Grade

15 Qs

quiz-placeholder

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Gram to Gram Stoichiometry Practice

Gram to Gram Stoichiometry Practice

Assessment

Quiz

Science

12th Grade

Hard

NGSS
HS-PS1-7

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mass in grams of 2.3456 moles of W?

W= 183.84

431.22 grams

6.02 grams

207.2 grams

486.01 grams

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many grams of NH3 can be produced from 28 grams of N2 in the reaction 3N2 + 3H2 -> 2NH3?

34 grams of NH3 can be produced from 28 grams of N2.

15 grams of NH3 can be produced from 28 grams of N2.

22 grams of NH3 can be produced from 28 grams of N2.

40 grams of NH3 can be produced from 28 grams of N2.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mass of 2 moles of CO2?

66.02 grams

88.02 grams

132.04 grams

44.01 grams

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If 0.5 moles of Al react with excess HCl, how many grams of AlCl3 are produced in the reaction 2Al + 6HCl -> 2AlCl3 + 3H2?

72.89 grams

45.32 grams

60.14 grams

66.67 grams

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mass of 3 moles of Na2SO4?

142.05 grams

213.07 grams

426.14 grams

284.10 grams

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If 4 moles of O2 react with excess CH4, how many grams of CO2 are produced in the reaction CH4 + 2O2 -> CO2 + 2H2O?

176.04 grams

88.02 grams

44.01 grams

352.08 grams

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?

the product is doubled

the product is half the mass of the reactants

the mass is the same

the mass changes depending on the reaction

Tags

NGSS.HS-PS1-7

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