A chemical engineer is studying the following reaction: H,(g)+I,(g) → 2 HI(g) At the temperature the engineer picks, the equilibrium constant K_ for this reaction is 2.9. The engineer charges ("fills") three reaction vessels with hydrogen and iodine, and lets the reaction begin. He then measures the composition of the mixture inside each vessel from time to time. His first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel expected change in pressure compound pressure 0.91 atm Ot increase OI decrease O (no change) 3.74 atm Ot increase O , decrease O (no change) A HI 3.01 atm Ot increase OI decrease Ô (no change) H, 1.75 atm Ot increase oį decrease o (no change] 5.33 atm O increase O I decrease O (no change) HI 5.16 atm O A increase o i decrease o (no change) H 1.12 atm O increase O decrease (no change) 395 atm O increase decrease o (no change) HI 4.59 atm A increase decrease (no change)

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Using aif equiibnuni coristodl
A chemical engineer is studying the following reaction:
H,(g)+I,(g) - 2 HI(g)
At the temperature the engineer picks, the equilibrium constant K for this reaction is 2.9.
The engineer charges ("fills") three reaction vessels with hydrogen and iodine, and lets the reaction begin. He then measures the composition of the mixture
inside each vessel from time to time. His first set of nmeasurements are shown in the table below.
Predict the changes in the compositions the engineer should expect next time he measures the compositions.
reaction
vessel
compound
pressure
expected change in pressure
0.91 atm
Ot increase
O I decrease
O (no change)
3.74 atm
O t increase
O decrease
O (no change)
HI
5.01 atm
O t increase
OI decrease
o (no change)
H,
1.75 atm
Ot increase
O decrease
O (no change)
5.33 atm
O increase
OI decrease
O (no change)
HI
5.16 atm
O increase
decrease
(no change)
1.12 atm
O increase
decrease
O (no change)
3.95 atm
O* increase
O decrease
O (no change)
HI
4.59 atm
decrease
(no change)
increase
Explanation
Check
Terms of Uo
search
hp
Transcribed Image Text:Using aif equiibnuni coristodl A chemical engineer is studying the following reaction: H,(g)+I,(g) - 2 HI(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 2.9. The engineer charges ("fills") three reaction vessels with hydrogen and iodine, and lets the reaction begin. He then measures the composition of the mixture inside each vessel from time to time. His first set of nmeasurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel compound pressure expected change in pressure 0.91 atm Ot increase O I decrease O (no change) 3.74 atm O t increase O decrease O (no change) HI 5.01 atm O t increase OI decrease o (no change) H, 1.75 atm Ot increase O decrease O (no change) 5.33 atm O increase OI decrease O (no change) HI 5.16 atm O increase decrease (no change) 1.12 atm O increase decrease O (no change) 3.95 atm O* increase O decrease O (no change) HI 4.59 atm decrease (no change) increase Explanation Check Terms of Uo search hp
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