Combined Mole Problems

Combined Mole Problems

10th - 12th Grade

10 Qs

quiz-placeholder

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Combined Mole Problems

Combined Mole Problems

Assessment

Quiz

Chemistry

10th - 12th Grade

Hard

NGSS
HS-PS1-7

Standards-aligned

Created by

Charles Martinez

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many moles of magnesium are in 3.01x1022 atoms of magnesium?

5.00x1044 moles Mg

0.0500 moles Mg

1.81x1046 moles Mg

5.00 moles Mg

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many grams of carbon are in 0.63 moles of carbon?
3.79x1023 g C
.0524 g C
7.57 g C
.800 g C

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Which of the following dimensional analysis setups will correctly convert 4.00x1023atoms of cobalt to moles of cobalt? How many moles of cobalt are there?

setup B : 0.6644mol Co

setup A: 2.41x1047mol Co

setup A : 0.664mol Co

setup B: 2.41x1047mol Co

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many formula units are in 2.5 moles of NaCl?

1.5 x1024 formula units

1.5 formula units

4.2 formula units

4.2 x10-24 molecules

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many moles of copper are present in a sample that contains 4.57 x 1013 atoms of copper?

7.59 x 10-11 moles

2.75 x 1037 moles

7.59 x 1011 moles

2.75 x 1033 moles

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many grams are in 1.2 moles of neon?

0.059 grams

7.2 x 1023 grams

2.0 x 10-24 grams

24 grams

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many molecules are there in 31.8 moles of water?

5.28 x 10-23 molecules

1.91 x 1025 molecules

5.28x 10-25 molecules

1.91 x 1022 molecules

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