Molar Conversion

36.0 g of Be contains how many moles?

• 0.25 mol
• 4.0 mol
• 45 mol
• 320 mol

A mass of 6 g of Carbon contains

• 1 mole of C
• 2 moles of C
• 0.5 moles of C
• 72 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
• 50 moles

How many moles are in 9.8 grams of calcium? 

• 0.2 moles
• 4.1 moles
• 1 mole
• 392 moles

How many grams are in 11.9 moles of chromium?

• 50 g
• 619 g
• 0.23 g
• 4.4 g

How many grams are in 88.1 moles of magnesium?

• 2141 g
• 0.3 g
• 30 g
• 3.6 g

How many moles are in 2.3 grams of phosphorus?

• 0.07 moles
• 71.3 moles
• 13.5 moles
• 20 moles

How many grams are in 238 moles of arsenic? 

• 0.3 g
• 3.2 g
• 17,850 g
• 200 g