Stoichiometry Mole to Mass

Stoichiometry Mole to Mass

10th Grade

15 Qs

quiz-placeholder

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Stoichiometry Mole to Mass

Stoichiometry Mole to Mass

Assessment

Quiz

Science

10th Grade

Practice Problem

Easy

NGSS
HS-PS1-7, HS-PS1-1

Standards-aligned

Created by

Lisa Thompson

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many moles of S8 is needed to produce 12 moles of SO3?

1

1.5

2

12

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Knowing the mole ratio of a reactant and product in a chemical reaction would allow you to determine:

the energy released in the reaction.

the speed of the reaction.

whether the reaction is reversible.

the mass of the product produced from a known mass of reactant.

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the mole ratio of H2O to H3PO4 in the following chemical equation?

1 to 6

3 to 2

4 to 6

2 to 3

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For the reaction represented by the equation N_2+3H_{2 ightarrow ext{2NH}_3}, how many moles of nitrogen (N2) are required to produce 18 grams of ammonia (NH3)?

0.9 mol

18 grams

0.53 mol

36 grams

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The most steps are required to solve stoichiometry problems when the reactant is given in grams and the product is sought in

moles.

grams.

liters.

number of atoms.

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For the reaction represented by the equation Pb\left(NO_3\right)_2+2KI\ \rightarrow\ PbI_2+2KNO_3 how many moles of lead iodide PbI_2 are produced of 300 grams potassium iodide KI when Pb\left(NO_3\right)_2 is in excess?

114.78 mol PbI2

0.904 grams PbI2

0.904 mol PbI2

114.78 grams PbI2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

408 g KClO3

804 g KClO3

598 g KClO3

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