Equilibrium questions
1777 published questions with worked solutions.
- NaHCO₃ and NaOH can not co-exist in a solution because of:
- The concentration of hydrogen ion [H⁺] and pH in 10 M HCl is:
- What is the solubility product of CaF₂, if its saturated solution contains 0.017 g of CaF₂ per litre?
- Which of the following is most soluble in water?
- Which is not correct for Lewis acids?
- If pH of the solution is one, what weight of HCl present in one litre of solution?
- The addition of HCl does not suppress the ionisation of:
- Aqueous solution of CH₃COOH contains:
- The stronger Bronsted base is:
- The [OH⁻] in 100 mL of 0.015 M HCl(aq.) is:
- The pH of solution A, B, C, D are 9.5, 2.5, 3.5 and 5.5 respectively. The most acidic solution is:
- A solution of FeCl₃ in water acts as acidic due to:
- 0.1 millimole of CdSO₄ are present in 10 mL acid solution of 0.08 N HCl. Now H₂S is passed to precipitate all the Cd²⁺ ions. The...
- In the absence of formation of complex ions by the addition of a common ion, the solubility of a given salt is:
- Acidosis is diagnosed when blood pH:
- The pH of the solution containing 10 mL of a 0.1 N NaOH and 10 mL of 0.05 N H₂SO₄ would be:
- To a mixture of acetic acid and sodium acetate a further amount of sodium acetate is added. The pH of the mixture:
- The pH of a soft drink is 3.82. Its H⁺ ion concentration will be:
- A solution of NaCl in contact with atmosphere has a pH of about:
- The pH of 0.1 M HCl is approximately 1. The approximate pH of 0.05 M H₂SO₄ is:
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