Moles/Molar Volume of Gas/Molar Mass Review

The molar mass of an element is equal to its...

• Atomic mass
• Atomic number
• Oxidation number
• Valence electrons

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?

• 27 g
• 13 g
• 54 g
• 14 g

How many particles are in a mole?

• 602
• 602 million
• 602 moles
• 6.02 x 10²³

Tags

NGSS.HS-PS1-7

Calculate the molar mass of Ba(C₂H₃O₂)₂

• 255.3 g/mol

• 237.3 g/mol

• 228.3 g/mol

• 196.3 g/mol

How many atoms are in 1 mole of NaCl? 

• 6.02 x 10²³
• 58 
• 11
• 17

Tags

NGSS.HS-PS1-7

How many moles are in 20 grams of Ca (Calcium)?

• 0.5 
• 1
• 3
• 20

What is the molar mass when you have 4 moles of CO₂?

• 176 grams

• 54 grams

• 128 grams

• 280 grams

How many moles are in 32 grams of Oxygen (O)? 

• 3
• 2
• 1
• 4

How many molecules of sugar (C₆H₁₂O₆) are in a mole?

• 24 molecules
• 180 molecules
• 180 g
• 6.02 x 10²³ molecules