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Mr Thaddeus Mbaluka

This page lists questions and answers that were posted by visitors named Mr Thaddeus Mbaluka.

Questions

The following questions were asked by visitors named Mr Thaddeus Mbaluka.

13. In the preparation of magnesium carbonate, magnesium was burnt in air and the product collected. Dilute sulphuric acid was then added and the mixture filtered and cooled. Sodium carbonate was added to the filtrate and the contents filtered. The residu...
2 years ago
Starting with lead (II) oxide, describe how you would prepare a solid sample of lead (II) Carbonate
2 years ago

Answers

The following answers were posted by visitors named Mr Thaddeus Mbaluka.

(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 SO42- ions.
2 years ago
idk
2 years ago
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