Molar Mass of Elements and Compounds

What is the molar mass of sodium?

• 11
• 22.990
• 45.98
• 3

What are the units for molar mass?

• grams
• amu
• grams/mole
• liters

Fluorine is diatomic.  What is the molar mass of fluorine gas?

• 18.998 g/mol
• 37.996 g/mol
• 9 g/mol
• 18 g/mol

What is the mass of one mole of aluminum?

• 26.982 g
• 13 g
• 53.985 g
• 14 g

What is the molar mass of table salt (NaCl)?

• 116.886 g/mol
• 35.453 g/mol
• 22.990 g/mol
• 58.443 g/mol

What is the mass of one mole of aluminum chloride (remember to determine the correct formula first)?

• 62.435g
• 116.399g
• 133.341g
• 97.888g

Tags

NGSS.HS-PS1-1

What is the molar mass of NaOH?

• 39.997 g/mol
• 38.989 g/mol
• 23.998 g/mol
• 57.004 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

How many moles are in 16.94g of water?

• 16.94
• 0.9403
• 305.2
• 1.063

Tags

NGSS.HS-PS1-7

How many grams are in 3.62 mol of dicarbon tetroxide?

• 88.0
• 3.62
• 319
• 159