Percent Yield & Limiting Reactants

Front

What is the formula for percent yield?

Back

Front

A scientist calculates he should produce 12.3 grams of product. He collects 10.1 grams. What is his percent yield?

Back

82%

Front

The theoretical yield of a reaction is 237 grams, but the reaction actually yields 26 grams less than expected. What is the percent yield?

Back

89.0%

Front

The ______________ yield is the maximum amount of product possible in a reaction.

Back

theoretical

Front

Which of the following do you get through measuring its mass? (No calculations)

Back

actual yield

Front

Define 'actual yield'.

Back

The amount of product actually obtained from a chemical reaction.

Front

Define 'theoretical yield'.

Back

The maximum amount of product that could be formed from given amounts of reactants.

Front

What is a limiting reactant?

Back

The reactant that is completely consumed in a chemical reaction, limiting the amount of product formed.

Front

How do you calculate percent yield?

Back

Front

If the theoretical yield is 50 grams and the actual yield is 45 grams, what is the percent yield?

Back

90%.