객관식
Which of the following is false?
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16. Chemical Equilibrium
Reaction Quotient
뒤로16. Chemical Equilibrium
Reaction Quotient
- 객관식Which of the following is a false statement about the relationship between Q and K?873views
- 객관식For 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?547views
- 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?
a) The pressure of CO2 will be greater than 0.20 atm.
b) The pressure of CO will be less than 0.30 atm.
c) The pressure of O2 will be greater than 0.15 atm.
d) The pressure of O2 will be less than 0.15 atm.
e) The reaction will favor reactants.
1059views7rank - 객관식How is the reaction quotient (Q) calculated for a solubility equilibrium?567views
- 객관식Ammonia 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?447views
- 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)
a) The reaction mixture is at equilibrium.
b) No further reaction will occur.
c) The partial pressure of NOBr will increase.
d) The partial pressure of NO will increase.
e) The reaction will shift to the left, the reactant side.
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