Hich formula can be used to calculate the molar mass of hydrogen peroxide (H2O2)? (5 points) Select one:
a. molar mass of H + molar mass of O
b.2 x molar mass of H + molar mass of O
c. molar mass of H + 2 x molar mass of O Incorrect
d.2 x molar mass of H + 2 x molar mass of O

Which of the following statements best defines the actual yield of a reaction? (5 points)

Select one:
a. The amount of product measured after a reaction
b. The ratio of measured yield over theoretical yield
c. The maximum amount of product that can be obtained Incorrect
d. The ratio of measured yield over stoichiometric yield