Calculating an equilibrium constant from an equilibrium composition Hydrogen and chlorine react to form hydrogen chloride, like this: H₂(g) + Cl₂(g) → 2 HCl(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, chlorine, and hydrogen chlo following composition: compound pressure at equilibrium 72.7 atm Cl₂ HCI 80.2 atm 42.9 atm Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits 3

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8:48
Calculating an equilibrium constant from an equilibrium composition
Hydrogen and chlorine react to form hydrogen chloride, like this:
H₂(g) + Cl₂(g) → 2HCl(g)
compound pressure at equilibrium
H₂
72.7 atm
Ch₂₂
HCI
80.2 atm
Today
8:48 PM
Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, chlorine, and hydrogen chlo
following composition:
42.9 atm
.5G
3
Edit
Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits
Kp=
€
Ep
Transcribed Image Text:< 8:48 Calculating an equilibrium constant from an equilibrium composition Hydrogen and chlorine react to form hydrogen chloride, like this: H₂(g) + Cl₂(g) → 2HCl(g) compound pressure at equilibrium H₂ 72.7 atm Ch₂₂ HCI 80.2 atm Today 8:48 PM Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, chlorine, and hydrogen chlo following composition: 42.9 atm .5G 3 Edit Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits Kp= € Ep
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