Equilibrium questions
1777 published questions with worked solutions.
- The solubility product constants of Ag₂CrO₄ and AgBr are 32x and 4y respectively at 298 K. The value of ( molarity of Ag _2 CrO...
- At T(K), the equilibrium constant of A₂(g) + B₂(g) ⇌ C(g) is 2.7 × 10⁻⁵. What is the equilibrium constant for 13A₂(g) + 13B₂(g) ⇌...
- The pH of a solution obtained by mixing 5 mL of 0.1 M NH₄OH solution with 250 mL of 0.1 M NH₄Cl solution is _______ × 10⁻²....
- 20 mL of a solution of acetic acid required 28.4 mL of 0.1 M NaOH for its neutralization. A solution (X) was prepared by mixing...
- The reaction A(g)⇌B(g)+C(g) was initiated with the amount 'a' of A(g). At equilibrium it is found that the amount of A(g)...
- Arrange the following resultant mixtures in increasing order of their pH values: A. 10 mL 0.2 M Ca(OH)₂ + 25 mL 0.1 M HCl B. 10...
- The values of pressure equilibrium constant recorded at different temperatures for the following equilibrium reaction have been...
- Given is a concentrated solution of a weak electrolyte A_xB_y of concentration 'c' and dissociation constant 'K'. The degree of...
- One mole each of He and A(g) are taken in a 10 L closed flask and heated to 400 K to establish the following equilibrium....
- Consider the following reactions in which all the reactants and products are present in gaseous state 2xy ⇌ x₂ + y₂ K₁ = 2.5×10⁵...
- Solid carbon, CaO and CaCO₃ are mixed and allowed to attain equilibrium at T K. CaCO₃(s) ⇌ CaO(s) + CO₂(g) K_p1 = 0.08 atm; C(s)...
- The equilibrium concentrations of the species in the reaction A + B C + D are 2, 3, 10 and 6 mol L^ -1 , respectively at 300 K....
- The pK_b of dimethylamine and pK_a of acetic acid are 3.27 and 4.77 respectively at T (K). The correct option for the pH of...
- Which out of the following is a correct equation to show change in molar conductivity with respect to concentration for a weak...
- For a certain thermochemical reaction M → N at T = 400 K, ΔH° = 77.2 kJ mol⁻¹, ΔS = 122 JK⁻¹, log equilibrium constant (log K) is...
- Given below are two statements : Statement (I) : Aqueous solution of ammonium carbonate is basic Statement (II) : Acidic/basic...
- The following concentrations were observed at 500K for the formation of NH₃ from N₂ and H₂. At equilibrium ; [N₂] = 2 × 10⁻² M,...
- For the reaction N₂O₄(g) ⇌ 2NO₂(g), K_p = 0.492 atm at 300 K. K_c for the reaction at same temperature is ____________ × 10⁻²....
- The pH of an aqueous solution containing 1 M benzoic acid (pK_a = 4.20) and 1 M sodium benzoate is 4.5. The volume of benzoic...
- The pH at which Mg(OH)₂ [K_sp = 1 × 10⁻¹¹] begins to precipitate from a solution containing 0.10 M Mg²⁺ ions is ________.
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