Mass to Mass

What is the mass of one mole of silver?

• 32.06 g

• 107.87 g

• 14.01 g

• 22.99 g

Tags

NGSS.HS-PS1-1

The mole can be used to measure (SELECT ALL CORRECT ANSWERS)

• The amount of atoms

• The amount of molecules or compounds in a substance

• The amount of particles

• The amount of fission or fusion decay over time

Determine the number of moles in 222 g of CaCl₂ (GFM = 111 g/ mol)

• 1 mol

• 2 mol

• 0.5 mol

• 4 mol

Determine the number of moles in 60 g of HF (GFM 20 g/mol)?

• 3 moles

• 1200 moles

• 0.333 moles

• 60 moles

How many grams are in 7.8 moles of NaCl?

• 476grams

• 460 grams

• 452 grams

What is the mass of .072 moles of FeCl₃? (*Hint: molar mass is grams per 1 mole)

• 162.3 g

• 11.7 mols

• 11.7 g

• 11.7 g/mol

Tags

NGSS.HS-PS1-7

How many moles are in 2.35 g H₂O? (*Hint: molar mass is grams per 1 mole)

• 0.13 mols

• 13 mols

• 1.3 mols

• 130 mols

Tags

NGSS.HS-PS1-7

How many moles are in 106.3 g of Copper, Cu? (*Hint: molar mass is grams per 1 mole)

• 167 moles

• 1.67 moles

• 16.7 moles

• .167 moles

What is the mass of 5 moles of carbon dioxide (CO2)?

• 220 grams

• 240 grams

• 200 grams

• 180 grams

Tags

NGSS.HS-PS1-7

If you have 10 grams of water, how many grams of hydrogen do you have?

• 1.11 grams

• 0.89 grams

• 2.22 grams

• 5 grams

Tags

NGSS.HS-PS1-7