Same chapter3 marksDifficulty: Medium
For the reaction N2 + 3H2 ⇌ 2NH3, write the expression for Kc and state its units in terms of concentration.
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3 marksDifficulty: Medium
Calculate the pH of a 0.01 M solution of hydrochloric acid.
Original Khojo Papers practice question — not from a past board paper.
Answer
2
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
Hydrochloric acid is a strong acid and ionises completely, so [H+] = 0.01 = 10−2 and pH = −log(10−2) = 2.
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