Mass to Mole

What is the molar mass of NaOH?

• 368 g/mole

• 40 g/mole

• 57 g/mole

36.0 g of Be contains how many moles?

• 0.25 mol

• 4.0 mol

• 45 mol

A mass of 6 g of Carbon contains

• 1 mole of C

• 2 moles of C

• 0.5 moles of C

How many moles are in 22 g of argon? 

• 880 moles

• 0.55 moles

• 1.81 moles

• 5 moles

• 180 g/mol

• 160 g/mol

• 342 g/mol

• 198 g/mol

How many moles are in 15 grams of lithium?

• 0.5 moles

• 104.1 moles

• 2.2 moles

How many moles are in 9.8 grams of calcium?

• 0.2 moles

• 4.1 moles

• 1 mole

Calculate the molar mass of propane (C₃H₈).

• 13 g/mol

• 44 g/mol

• 99 g/mol

48.86 g of cobalt is equal to how many moles of cobalt?

• 1319 moles

• 1.8 moles

• 0.829 moles

• 1.2 moles

Tags

NGSS.HS-PS1-7

How many moles are in 32 grams of Oxygen (O)?

• 3

• 2

• 1

• 4