Stoichiometry
2 past-paper questions on Stoichiometry · examined 2023–2023.
20232 questions
1.20 g of magnesium reacts completely with 3.55 g of chlorine to form magnesium chloride. Calculate the empirical formula of the magnesium chloride. (relative atomic masses: Mg = 24.0, C l = 35.5) You must show your working. (3)
The equation shows a reaction forming sulfuric acid. SO3 + H2O → H2SO4 Calculate the maximum mass of sulfuric acid that could be produced from 400 tonnes of sulfur trioxide, SO3. (relative formula masses: SO3 = 80, H2SO4 = 98)
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