"Mapping Out" Mole Conversions

Select the equality needed to solve this problem:

How many grams are in 5.6 moles of sodium bromide?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

Calculate the number of atoms in 2.00 L of hydrogen, H₂ at STP.

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

A 2.00 L sample of pure oxygen gas (O₂) is measured at STP.  How many moles of oxygen is this?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

Calculate the volume in liters of 7.50 mol of helium gas at STP.

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

How many moles of methane gas (CH₄) are in 12 liters of methane STP?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:
A sample of H₂ gas that occupies 35 L @STP contains how many moles?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

What is the mass of 13 moles of silver?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

How many moles of sodium chloride are in a 321.8 g sample?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

Convert 4.00x10²³atoms of cobalt to moles of cobalt?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP

Select the equality needed to solve this problem:

How many moles are in 3.01 x 10²² atoms of magnesium?

• 1 mole = molar mass (g)
  (calculate w/Periodic Table)

• 1 mole = 6.02 x 10²³ pieces

• 1 mole = 22.4 liters of gas @STP