The percentage of oxygen in NaOH is [CPMT 1979]

Question: The percentage of oxygen in NaOH is [CPMT 1979]

(a) 40

(b) 60

(c) 8

(d) 10


Correct Answer: (a) 40


Question: The percentage of oxygen in NaOH is [CPMT 1979] (a) 40 (b) 60 (c) 8 (d) 10


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