Mole calculations

The correct formula for finding moles is:

• Moles x molar mass

• molar mass / mass

• mass / molar mass

• 6.02214076×10²³

The correct formula for finding mass is:

• Moles x molar mass

• molar mass / mass

• mass / molar mass

• 6.02214076×10²³

Tags

NGSS.HS-PS1-7

The correct formula for finding molar mass is:

• Moles x mass

• moles / mass

• mass / moles

• 6.02214076×10²³

Molar mass can be found by:

• using the formula mass / moles

• using the periodic table

• All of the above

Find the molar mass of calcium carbonate to the nearest gram.

• 100 g

• 68 g

• 84 g

• 112 g

One mole of glucose has how many molecules?

• 1.87 X 10^-24

• 180

• 1,000,000,000,000

• 6.02 X 10²³

Tags

NGSS.HS-PS1-7

Find the mass of 5 moles of water (H₂O).

• 18.02 g

• 36.04 g

• 90.1 g

• 25.0g

Tags

NGSS.HS-PS1-7

What is the molar mass of barium nitrate?

• 336.67 grams/mol

• 199.34 grams/mol

• 183.34 grams/mol

• 261.35 grams/mol

How many atoms of oxygen are present in the formula Al₂(SO₄)₃?

• 1

• 4

• 7

• 12

What is the total number of atoms in 1.0 mole of CO₂?

• 1.5 x 10²³
• 12 x 10²³
• 3 x 10²³
• 18 x 10²³