Theoretical yield is calculated based on the stoichiometry of the chemical equation. The actual yield is experimentally determined.
$$Actual\ yield= 400\ g$$ $$Percentage\ yield=69\%$$
$$Theoretical\ Yield=579.71014\ g$$
$$Theoretical\ yield=\frac {Actual\ yield}{percentage\ yield} * 100$$
Theoretical yield is calculated based on the stoichiometry of the chemical equation. The actual yield is experimentally determined.
A.