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Questions and answers by
Mr Thaddeus Mbaluka
Questions (2)
Starting with lead (II) oxide, describe how you would prepare a solid sample of lead (II) Carbonate
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13. In the preparation of magnesium carbonate, magnesium was burnt in air and the product collected. Dilute sulphuric acid was
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Answers (2)
idk
(a) Magnesium carbonate (b) Mg + O2 → MgO MgO + H2SO4 → MgSO4 + H2O MgSO4 + Na2CO3 → MgCO3 + Na2SO4 (c) (i) Sodium sulphate solution (ii) MgCO3 (d) MgCO3 + 2HCl → MgCl2 + CO2 + H2O (e) Mg2+ + CO32- → MgCO3 (f) MgCO3 → MgO + CO2 (g) Na+ and
