Molar Mass Conversions

True or False: The molar mass of Barium Chloride is 208 g/mol.

(HINT: How many Ba and Cl atoms are in Barium Chloride?)

• True

• False

True or False: One mole of Sulfur has 2.35 x 10¹⁴ atoms.

• True

• False

True or False: One mole of Chlorine has the same number of atoms as one mole of Magnesium.

• True

• False

The molar mass of Barium Nitrate Ba(NO₃)₂ is:

• 180.5

• 176.5

• 261.3

• 287.7

How many moles are in 50 grams of Calcium Bromide, CaBr₂?

• 0.75

• 1.25

• 0.25

• 0.55

What is the mass of 2.50 mol of oxygen gas O₂?

• 40.0 g
• 80.0 g
• 16.0 g
• 32.0 g

If I have 6.02 x10²³ molecules of CO₂, what is the mass?

• 44.0 g
• 2.65 x10²³ g
• 1.37 x10²² g
• 96.0 g

Tags

NGSS.HS-PS1-7

What is the molar mass of AuCl₃?

• 96 g
• 130 g
• 232.5 g
• 303.3 g