Stoich Calculations

Question 1

Moles to Moles

Answer 1

Mole ratio

Question 2

Mass to Moles to Moles

Answer 2

Molar mass then Mole ratio

Question 3

Mass to Moles to Moles to Mass

Answer 3

MM then MR then MM

Question 4

Percent Yield

Answer 4

PY= AY/TY x 100

Question 5

Mole Ratio

Answer 5

Coefficients

Question 6

How to calculate how much excess reactant remains at the end of a reaction?

Answer 6

begin with limiting reagent and determine the exact amount of excess reactant needed. Subtract from the amount given in the question.