1.

When a standard solution of NaOH is left in the air for a few hours, [Kerala PMT 2004]

A. A precipitate will form.
B. Strength will decrease.
C. The concentration of \[N{{a}^{+}}\] ions will decrease.
D. All are wrong.
Answer» C. The concentration of \[N{{a}^{+}}\] ions will decrease.


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