7. From the equation:
C + 2H2SO4-CO2 + 2H2O + 2S02
Calculate
(i) the mass of carbon oxidized by 49 g of sulphuric acid. (C = 12, relative molecular mass of
sulphuric acid
98)
(ii) The volume of sulphur dioxide measured at S.T.P., liberated at the same time.
(Volume occupied by 1 mole of a gas at S.T.P. is 22.4 dm).
Celert the correct answer from the choices A B C D which are given
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