. P4O10(s) + 6 H2SO4(l)  4 H3PO4(aq) + 6 SO3(g) (H2SO4(l) has a density of 1.84 g/mL)

a) What volume of H2SO4(l) is needed to react with 40.0g of P4O10(s)? (1 mark)






b) What mass of SO3(g) is produced when 7.3 mL of H2SO4(l) is used? (1 mark)