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Percent Yield

Last updated 6 months ago

4 Nsɛmmisa

Ɛhia

1

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

How many grams is 2.6 moles of H₂O?

Ɛhia

1

Ɛhia

1

Ɛhia

1

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

I₂ is produced by the reaction of 0.4235 mol of CuCl₂according to the following equation: 2CuCl₂+4KI→2CuI+4KCl+I₂
What mass of I₂ is produced?

53.742 g

28.47 g

2149.68 g

3.236 x 10²⁶ g

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

What is the percent yield in an experiment if the expected yield was 25.4 g and 20.3 g was actually obtained?

20%

125%

45.7%

80%

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

If 35.2 g of H₂ was used in the reaction below. What is the actual yield if the reaction was 92.4% efficient?
2H₂ + O₂ --> 2H₂O

314 g

290 g

32.5 g

29013 g