What is the molar mass of NaOH?

• 368 g/mole

• 40 g/mole

• 57 g/mole

What is the mass of one mole of AuCl₃?

• 96g

• 130g

• 303.5g

Tags

NGSS.HS-PS1-7

36.0 g of Be contains how many moles?

• 0.25 mol

• 4.0 mol

• 45 mol

4.0 moles of H₂O would have what mass?

• 72 g

• 23 g

• 68 g

Tags

NGSS.HS-PS1-7

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

How many moles are in 15 grams of lithium?

• 0.5 moles

• 104.1 moles

• 2.2 moles

How many grams are in 7.8 moles of NaCl?

• 476grams

• 460 grams

• 452 grams

Tags

NGSS.HS-PS1-7

Calculate the molar mass of propane (C₃H₈).

• 13 g/mol

• 44 g/mol

• 99 g/mol

How many moles are in 9.8 grams of calcium?

• 0.2 moles

• 4.1 moles

• 1 mole