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Molar Conversions

Chemistry

11th - 12th Grade

Used 2+ times

Molar Conversions
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The number 6.022 x 1023 is called...

A dozen

Bohr's number

Buckley's number

Avogadro's number

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To convert from moles to particles, you should multiply by ....

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

5.11 x 1023 atoms of lithium (Li) is equal to how many moles?

1.18 moles

0.351 moles

1.34 moles

0.849 moles

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

0.75 mole of copper (Cu) is equal to how many atoms?

8.03 x 1023 atoms

6.02 x 1023 atoms

4.51 x 1023 atoms

3.11 x 1023 atoms

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the mass of one mole of potassium (K)?

19 grams

39.10 grams

30.97 grams

38 grams

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which conversion factor would you use to calculate correctly the mass of 2 moles of the element titanium?

47.86 g Ti / 1 mol Ti

1 mol Ti / 47.84 g Ti

47.84 mol / 1 g Ti

47.87 g Ti / 1 mol Ti

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

36.0 g of beryllium (Be) contains how many moles?

0.25 mol

4.0 mol

45 mol

320 mol

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