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Mole Ratios

Authored by Shelby Ashby

Chemistry

11th Grade

NGSS covered

Used 7+ times

Mole Ratios
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

N2 + 3H2 --> 2NH3
What is the total number of moles of NH3 produced when 10 moles of H2 reacts completely with N2?

6.7
2.0
3.0
15.0

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

H2+Cl2-->2HCl
How many moles of Cl2 is needed to react with 3 moles of H2?

5
2
3
6

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

4NH+ 5O2-->4NO + 6H2O
What is the total number of moles of NO produced when 1 mole of O2 is completely consumed?

1
1.2
0.8
4

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

6CO2 + 6H2O --> C6H12O6 + 6O2 
What is the total number of moles of water needed to make 2.5 moles of C6H12O6?

2.5
6
12
15

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

N2 + 3H2 --> 2NH3
How many moles of N2 is needed to react with 6 moles of H2?

6.7
2.0
3.0
15.0

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following represent a mole ratio between silver nitrate (AgNO3) and copper(II) nitrate (Cu(NO3)2) in the following reaction: 2AgNO3 + Cu --> Cu(NO3)2 + 2Ag

2 mol AgNO3 / 2 mol Ag
2 mol Ag / 2 mol AgNO3 
2 mol AgNO3 / 2 mol Cu(NO3)2
2 mol AgNO3 / 1 mol Cu(NO3)2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a mole ratio?

An animal that burrows underground.

How many moles of reactant are used up in a chemical reaction.

The ratio of a reactant / product to a different one - compared by the number of particles.

The process by which we multiply fractions by using numbers from a chemistry problem.

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