Molar Mass

The chemical formula for sodium chloride is _ and its molar mass is _.

• NaCl

• ClNa

• 23g + 35.5g

• 39g = 19g

Tags

NGSS.HS-PS1-7

The chemical formula for dihydrogen monoxide is _ and the molar mass is _.

• H2O

• HO2

• 1g+ 16g + 16g

• 1g+1g+16g

Tags

NGSS.MS-PS1-1

The chemical formula for Magnesium Sulfide is _ and the molar mass is _.

• Mg2S2

• MgS

• 24g+32g

• 24g+24g+32g

The chemical formula for carbon dioxide is _ and the molar mass is _.

• CO

• CO2

• 12g+16g

• 12g+ 16g+16g

The molar mass of calcium carbonate (CaCO3) is _g/mole.

Tags

NGSS.HS-PS1-7

The molar mass of calcium hydroxide Ca(OH)2 is _ g/mole.

How many moles of Ca(OH)2 are there in 300g if the molar mass is 100g?

How many grams are there in 2.5 moles of Ne if neon has a molar mass of 20g?