Check your answer...do you agree? Great if you do. If you do not check the Solution: below the table to see how the number of moles of H2SO4 is calculated.

The next answer is the number of atoms, molecules or formula units are in the sample. Try to determine the value before clicking on the link.

Formula

M , Molar Mass

(g­mol-1)

mass of sample

(g)

n, number of

moles of sample

N, number of atoms,

molecules or formula units

H2SO4

98.0

0.825

0.00842

3rd answer

Solution:

We are to calculate the number of moles in the sample. This is done by converting the grams of H2SO4 to moles using the molar mass of H2SO4.