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). Why is the solution of sodium hydrogencarbonate mildly basic in nature? |
Answer» <html><body><p><strong>Explanation:</strong></p><p>NaHCO3 is a salt of a weak <a href="https://interviewquestions.tuteehub.com/tag/acid-847491" style="font-weight:bold;" target="_blank" title="Click to know more about ACID">ACID</a>, H2CO3, and a strong base,NaOH. Since carbonic acid is a weak acid, it <a href="https://interviewquestions.tuteehub.com/tag/remains-621920" style="font-weight:bold;" target="_blank" title="Click to know more about REMAINS">REMAINS</a> undissociated. Hence, the solution becomes <a href="https://interviewquestions.tuteehub.com/tag/basic-15343" style="font-weight:bold;" target="_blank" title="Click to know more about BASIC">BASIC</a> <a href="https://interviewquestions.tuteehub.com/tag/due-433472" style="font-weight:bold;" target="_blank" title="Click to know more about DUE">DUE</a> to the presence of additional OH- ions produced by hydrolysis.</p><p></p></body></html> | |