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16. Chemical Equilibrium

Reaction Quotient

16. Chemical Equilibrium

Reaction Quotient

객관식
Which of the following is false?
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객관식
Which of the following is a false statement about the relationship between Q and K?
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객관식
For the reaction 2HF(g) ⇌ H2(g) + F2(g) with an equilibrium constant K = 1.00x10^-2, if 1.00 mol of HF(g), 0.291 mol of H2(g), and 0.750 mol of F2(g) are mixed in a 5.00 L flask, what is the reaction quotient, Q?
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객관식
For the reaction: 2 CO₂ (g) ⇌ 2 CO (g) + 2 O₂ (g), the equilibrium constant is 3.12 × 10⁻⁴ at 400 K, while the reaction quotient is 4.18 × 10⁻⁴. If initially we have 0.20 atm CO₂, 0.30 atm CO and 0.15 atm O₂, which of the following statements is not true?
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객관식
How is the reaction quotient (Q) calculated for a solubility equilibrium?
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객관식
Ammonia can be produced via the chemical reaction N2(g) + 3H2(g) ↔ 2NH3(g). During the production process, the production engineer determines the reaction quotient to be Q = 3.56 × 10⁻⁴. If K = 6.02 × 10⁻², what can be said about the reaction?
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객관식
The equilibrium constant for the following gas phase reaction is 0.75 at 750 K. After a short time, analysis of a small amount of the reaction mixture shows the concentrations to be [NOBr] = 1.25 M, [NO] = 0.80 M and [Br₂] = 0.50 M. Which of the following statements is/are true?
2 NOBr (g) ⇌ NO (g) + Br₂ (g)
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