Question

calculate the molecular mass of the following-
a) NaOH
b)KOH​

Answer 1

40 should be the answer in my opinion

Answer 2

Explanation:

Molecular mass=(atomic weight of K) +(atomic weight of O) +(atomic weight ofH) ×no. of molecules

m=(39. 1)+(15.9)+(1.0)×1

m=56.0.