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Moles

Authored by Taylor Wharton

Chemistry

10th - 12th Grade

NGSS covered

Used 462+ times

Moles
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How many atoms of iodine are in a mole of iodine?

53
63.55g
126.9
6.02 x 1023

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The number 6.02 x 1023 is called...

Obama's number
Bohr's number
Trump's number
Avogadro's number

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

We use the periodic table to calculate...

mass
molar mass
moles

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the molar mass of C2H4O2?

40g
50g
60g
68g

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How do we get mass from moles?

multiply by avogadro's number
multiply by molar mass
divide by avogadro's number
divide by molar mass

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What would be the mass of 1.5mol H2O

20
27
32
40

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the mass of 0.75 moles of (NH4)3PO4?

101.75 g
121.75 g
111.75 g
131.75 g

Tags

NGSS.HS-PS1-7

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