Question

Determine the mass of a compound if the compound has a density of 4.56g/mL and a volume of 10.267g. What is the percent error if the accepted value is 9.256mL(use appropriate sig. figs.

Answer 1

you're mixing units. You're asking for a mass, but giving a volume with units of grams. your "accepted answer" for mass has units of volume. look again at the problem you're given and put the right units on, then we can talk about a correct approach