Intro to Stoichiometry

Multiple Choice

How many bread slices do you need to get to make five grilled cheese sandwiches?

• 5

• 10

• 8

• 6

Multiple Choice

How many cheese slices do you need for these five grilled cheeses?

• 1

• 5

• 10

• 15

Multiple Choice

How many bread slices do you need to make three grilled cheese sandwiches for each of your five friends?

• 5

• 10

• 30

• 60

Multiple Select

Select all that are examples of molar mass relationships.

• 1 mole Al / 27 grams Al

• 27 grams Al / 1 mole Al

• 1 mole / 6.02 x 10^23 atoms

• 1 foot / 12 inches

Multiple Choice

What is the conversion factor used to convert moles of NaNO3 to grams in the calculation?

• 53 g NaNO3 / 1 mol NaNO3

• 1 mol NaNO3 / 53 g NaNO3

• 18 g NaNO3 / 1 mol NaNO3

• 1 mol NaNO3 / 18 g NaNO3