What is the molecular mass of NaOH?

A. 39.996 g/mol

B. 29.996 g/mol

C. 19.996 g/mol

D. 09.996 g/mol


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Calculation of Molecular Mass of NaOH

Sodium hydroxide (NaOH) has 3 elements i.e Na, O and H

We know that

Na x 1 = 22.989 g/mol
O x 1 = 15.999 g/mol
H x 1 = 1.008 g/mol

By adding the molar masses of all the 3 three elements, we get 39.996 g/mol


 
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