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प्रश्न
Give one example of a salt which gives an aqueous solution having:
pH equal to 7
लघु उत्तर
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उत्तर
The KCl is formed from a strong acid, hydrochloric acid (HCl), and a strong base, potassium hydroxide (KOH). Thus, KCl, on hydrolysis, forms equal amounts of H+ and OH− ions. Therefore, an aqueous solution of KCl is neutral, with a pH of almost 7.
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