Question

Calculate the mole of 0.0018g of h2p

Answer 1

I think this is H2O
molecular mass of H2O= 18
number of moles of H2O in 0.0018 gm=
$\frac{mass}{molar \: mass} \\ = \frac{0.0018}{18} \\ = 0 .0001 \: moles$