Question 1

Theoretical yield of a substance is 100g  and the actual yield is 62g.

Calculate the percentage yield.

Accepted Answer

62%

Answer

1.61%

Answer

.62%

Answer

161%

Question 2

The ______________ yield is the maximum amount of product that would be formed within a given reaction. This will only occur in an ideal setting.

Accepted Answer

theoretical

Answer

actual

Answer

percent

Answer

stoichiometry

Question 3

Theoretical yield of a substance is 33g  and the actual yield is 12g.

Calculate the percentage yield.

Accepted Answer

36.4%

Answer

2.75%

Answer

.36%

Answer

27.5%

Question 4

When reacting calcium with oxygen gas, the theoretical yield was calculated to be 132.5 grams. The actual yield was 90 grams. What is the percent yield?

Accepted Answer

67.9%

Answer

11.9%

Answer

50%

Answer

14.7%

Question 5

Cu + 2HCl → CuCl​2 ​​+ H​2​​
23  grams of HCl should theoretically produce 0.32 grams of H2. The reaction actually produced 0.24 grams of H2. What is the percent yield of H2?

Accepted Answer

75%

Answer

2%

Answer

13%

Answer

35%

Question 6

Theoretical yield of a substance is 45g  and the actual yield is 53g.

Calculate the percentage yield.

Accepted Answer

117.8%

Answer

43%

Answer

84.9%

Answer

17.8%

Question 7

Your percent yield is 70%. The actual amount of product produced was 30 grams. What is the theoretical yield?

Accepted Answer

42.86g

Answer

12g

Answer

34.33g

Answer

54g

Question 8

Theoretical yield of a substance is 13g  and the actual yield is 5.8g.

Calculate the percentage yield.

Accepted Answer

45%

Answer

70%

Answer

12%

Answer

33%

Question 9

Percent yield = 85%
Theoretical yield = 90 grams
What is your actual yield?

Accepted Answer

76.5%

Answer

32%

Answer

88%

Answer

5%

Question 10

_____________ yield can be obtained without the use of a calculator. One can determine this yield by simply measuring its mass.

Accepted Answer

actual

Answer

theoretical

Answer

percent

Answer

stoichiometry

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