3. Chemical Reactions
Percent Yield
16PRACTICE PROBLEM
Solid iodine can be produced by reacting hydrogen iodide gas with chlorine gas: 2 HI(g) + Cl2(g) → I2(s) + 2 HCl(g). In a laboratory, 5.6 kg of HI reacts with 4.2 kg of Cl2, forming 4.9 kg of I2. Calculate the percent yield of the reaction.
Solid iodine can be produced by reacting hydrogen iodide gas with chlorine gas: 2 HI(g) + Cl2(g) → I2(s) + 2 HCl(g). In a laboratory, 5.6 kg of HI reacts with 4.2 kg of Cl2, forming 4.9 kg of I2. Calculate the percent yield of the reaction.
ANSWERS OPTIONS
A
71%
B
43%
C
88%
D
96%