Question

I have 80.0mg NaOH in 40.mL water. What is M? What is N?

Answer 1

Step-by-step explanation:

M (Molar mass) = NaOH = 23 + 16 + 1 = 40g/mol.

N(mole) =

therefore M= 40g/mol and N(L) where is Avogadro's constant = 602×10²³.