Molar Mass of Magnesium Nitrite

Molar Mass of Magnesium Nitrite

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Amelia Wright

FREE Resource

The video tutorial explains how to calculate the molar mass of magnesium nitrite. It begins by identifying the atomic masses of magnesium, nitrogen, and oxygen from the periodic table. The tutorial then demonstrates the calculation process, using parentheses to organize the formula and applying multiplication for the oxygen atoms. Finally, the molar mass is calculated to be 116.33 grams per mole.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the atomic mass of magnesium as found on the periodic table?

32.00 grams per mole

16.00 grams per mole

14.01 grams per mole

24.31 grams per mole

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many oxygen atoms are considered in the calculation of magnesium nitrite's molar mass?

2

3

1

4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total mass of nitrogen and oxygen combined in the calculation?

24.31 grams per mole

14.01 grams per mole

32.00 grams per mole

46.01 grams per mole

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final molar mass of magnesium nitrite?

116.33 grams per mole

100.00 grams per mole

110.33 grams per mole

120.00 grams per mole

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who is the presenter of the tutorial on magnesium nitrite's molar mass?

Dr. A

Dr. D

Dr. C

Dr. B