The percentage of oxygen in NaOH is [CPMT 1979] (A) 40 (B) 60 (C) 8 (D) 10

The percentage of oxygen in NaOH is
[CPMT 1979]
 (A) 40 (B) 60
 (C) 8 (D) 10
by

1 Answer

Answer :

(A) 40
by

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