Essential Chemistry for IGCSE - Chemical Calculations (Section 7 - No. 12)

How many moles are present in 98 g of sulfuric acid (H2SO4)? (H=1, S=32, O=16)

0.5 moles

1.0 moles

1.5 moles

2.0 moles

Moles = mass/molar mass; Molar mass H2SO4 = 98 g/mol. Moles = 98g / 98 g/mol = 1.0 mole