# Density calculation

by jimbo007
Tags: calculation, density
 P: 7 It's pretty much all about knowing how to convert units. 0.7 M = 0.7moles/L NaOH Mol Weight= 40g/mol So $$(0.7moles/L)*(40g/mol)=28g/L$$ and since density is usually in units of $$g/mL$$, $$(28g/L)(1L/1000mL)= .028g/mL$$