Mass to Moles and Limiting Reactant

Mass to Moles and Limiting Reactant

9th - 12th Grade

8 Qs

quiz-placeholder

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Mass to Moles and Limiting Reactant

Mass to Moles and Limiting Reactant

Assessment

Quiz

Science

9th - 12th Grade

Practice Problem

Medium

NGSS
HS-PS1-7

Standards-aligned

Created by

Felicia Jackson

Used 1+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When 12 moles of O2 reacts with 1.1 mole of C10H8 what is the limiting reactant?  C10H8 + 12 O2 --> 10 CO2 + 4 H2O
Oxygen
C10H8
Water
Carbon Dioxide

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Use the equation 2 Al + 3 Cl2 ---> 2 AlCl3.  If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.
AlCl3
Cl2
Al

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

P+ 3O--> P4O
What is the limiting reactant is 12 moles of Preact with 15 moles of O2?
P4
O2
P4O
none of the above

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fe + S --> FeS
If 7.62g Fe react with 8.67g S, what is the limiting reactant?
Fe
S
FeS
none 

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

2Na + 2H2O → 2NaOH+ H2
How many grams of hydrogen are produced if 120 g of Na are available?
5.2 g
2.6 g
690 g
45 g

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

B2H6 + 3O2 -->2 HBO2 + 2 H2O
 What mass of O2 will be needed to burn 36.1 g of B2H6?
13.8 g O2
3.86 mol of O2
124 g O2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

4 Al + 3 O2 –> 2 Al2O How much aluminum would be needed to completely react with 45 grams of O2?
1.05 moles
3.75 moles
1.875 grams
1.875 moles

Tags

NGSS.HS-PS1-7

8.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

2Al + 3H2SO4 -> Al2(SO4)3 + 3H2
How many grams of aluminum sulfate would be formed if 250g H2SO4 completely reacted with aluminum?
0.85 g
290 g
450 g
870 g

Tags

NGSS.HS-PS1-7