Mole-Gram conversions

What is the mass of one mole of aluminum?

• 26.98 g

• 13 g

• 53.98 g

• 14 g

What is the molar mass of AgF?

• 514.9 g/mol

• 99.7 g/mol

• 126.87 g/mol

• 198.8 g/mol

What is the molar mass of ammonium sulfide - (NH₄)₂S?

• 68.17 g/mol

• 40.02 g/mol

• 114.12 g/mol

• 82.91 g/mol

What is the molar mass of B₂(CO₃)₃?

• 81.632 g/mol
• 94.842 g/mol
• 38.822 g/mol
• 201.648 g/mol

Which compound below has the smallest molar mass?

• CO

• CO₂

• H₂O

• H₂O₂

Which has a greater mass: 1 mole of sodium (Na) or 2 moles of lithium (Li)?

• 1 mole of sodium

• 2 moles of lithium

• neither

• more information is needed.

How many molecules are in 1 mole?

• 1

• 12

• 6.02 x 10²³

• 6.23 x 10⁶

What is the mass of 1 mole of calcium carbonate, CaCO₃?

• 99.01 g

• 100.09 g

• 216.87 g

• 84.09 g

One mole of neon weighs 20.18 grams. What does 2 moles of neon weigh?

• 20.18 g

• 10.09 g

• 40.36 g

• 201.8 g

What is the molar mass of CH₄

• 16.05
• 16.04
• 16.03
• 16.02