Moles

How many moles are 4 grams of Nitrogen?

• 4 moles

• 0.14 moles

• 0.285 moles

• 1.4 moles

Convert 167g of NaCl to moles.

• 1.2 moles

• 67 moles

• 120 moles

• 2.9 moles

Tags

NGSS.HS-PS1-7

How many moles is 19.5 grams of Sodium?

• 19.5 moles

• 0.85 moles

• 22.99 moles

• 8.5 moles

Tags

NGSS.HS-PS1-1

What is the mass of one mole of Al₂(SO₄)₃?

• 75.04 g

• 342.14 g 

• 75.04 mol

• 342.14 mol

the mass of one mole of a substance

• mole

• molar mass

• mole ratio

• percent composition

How many molecules of Copper Oxide are in 2.4 moles of Copper Oxide?

• 2,000

• 1.4 x 10²¹

• 2.0 x 10²⁰

• 1.4 x 10²⁴

How many moles are in 98.3 grams of aluminum hydroxide, Al(NO3)₃?

• 1.26 moles

• 0.462 moles

• 7,670 moles

• 1.63 x 10^-22 moles

A mole of any substance is how many particles?

• 6.02 x 10²³

• 6.02 x 10^-23

• 602 million

• 602

If I have 6.02 x 10²³ particles of O₂, how many moles do I have?

• 1

• 6.02 x 10²³

• None

• 16

How many moles are in 13.5 grams of Beryllium?

• 13.5

• 9.012

• 1.498

• 121.662