Question

What is the mass of a 7.426-mole sample of sodium hydroxide (NaOH molar mass = 40.0 g/mol)?
Select one:
5.360 g
40.00 g
179.1g
297.0 g

Answer 1

$(40.0)(7.426)=\boxed{297.0 \text{ g (to 4 sf)}}$