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Converting moles to molecules

Authored by Gousia Begum

Chemistry

10th - 12th Grade

NGSS covered

Used 94+ times

Converting moles to molecules
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is true for the chemical formula 4NH3?

3 Nitrogen atoms
7 Hydrogens atoms
12 Nitrogens atoms
12 Hydrogens atoms

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do you call the 3 in 3CO2?

Coefficient
Subscript
Compound Number

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams is 1.2 moles of Neon?

0.05 grams
16.6 grams
21.2 grams
24 grams

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams are in 5.6 moles of sodium bromide?

36.8 g/mol
18.4 g
576 g/mol
576 g

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Convert 28.0 grams of O2 to moles.

1.14 moles
1.75 moles
0.571 moles
0.875 moles

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Change 7.00 moles of Na2SO4 into grams.

20.3 grams
994 grams
770 grams
0.0493 grams

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many moles are in 16.94g of H2O?

16.94
0.9403
305.2
1.063

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