8.1 Stoichiometry Practice

8.1 Stoichiometry Practice

10th - 12th Grade

25 Qs

quiz-placeholder

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8.1 Stoichiometry Practice

8.1 Stoichiometry Practice

Assessment

Quiz

Chemistry

10th - 12th Grade

Easy

Created by

Lan Vu

Used 1+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many particles are in 13.5 grams of Beryllium?

1.5 particles
9 particles
4x1023 particles
9x1023 particles

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

2 NaClO3 (s) --> 2NaCl (s) +3 O2 (g)  
12.00 moles of NaClO3 will produce how many grams of O2?

256 g of O2
576 g of O2
288 g O2

3.

MULTIPLE CHOICE QUESTION

3 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

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

2CO  +  O2  −-> 2CO2
How many liters of carbon dioxide are produced from 10L of carbon monoxide?

10
20
1
5

5.

MULTIPLE CHOICE QUESTION

5 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

6.

MULTIPLE CHOICE QUESTION

5 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

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many liters of NH3 are needed to react completely with 30.0L of NO?
4NH3+6NO --> 5N2 + 6H2O

5.0 L
20.0 L
7.5 L
120.0 L

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