The Mole

What is the molar mass of Sodium Chloride (NaCl)?

(round to nearest whole number and don't forget the unit)

What is the molar mass of Carbon Dioxide (CO₂) ? (Round to the nearest whole number and don't forget the unit)

What is the molar mass of NaOH?

• 40 g/mol

• 38.989 g/mol

• 23.998 g/mol

• 57.004 g/mol

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

• 62.435g

• 116.399g

• 133.341g

• 97.888g

What is the molar mass of PbSO₄?

• 303.27 g/mol

• 255.27 g/mol

• 163.87 g/mol

• 372.27 g/mol

How many moles are there in 259.9805 g/mol of sodium hydroxide (NaOH)?

• 2.25 mol

• 4.77 mol

• 6.50 mol

• 13.0 mol

Tags

NGSS.HS-PS1-7

What is the volume of one mole of any gas at STP (Standard Temperature & Pressure)?

• 22.4L

• 0.00 L

• 1.00 L

• 44.8 L

What is the molar mass of the following molecule?

• 342.297 g/mol

• 427.871 g/mol

• 125.378 g/mol

• 331.345 g/mol

• 0.555 mol of copper

• 1.11 mol of copper

Tags

NGSS.HS-PS1-7

What is the molar mass of sodium hydroxide NaOH?

• 22.990 g/mol

• 23.998 g/mol

• 39.997 g/mol

• 49.996 g/mol

Tags

NGSS.HS-PS1-7