Waec Model Questions Vol1 2019 Chemistry Question 4
Practice practical question 4 from the 2019 Waec Model Questions Vol1 Chemistry examination. This question covers Mole Concept .
A sample of a hydrated magnesium sulphate was analysed by gravimetric method. Approximately 1.23 g of the hydrate was placed in a crucible, heated gently to remove free water and then strongly until a constant mass was obtained. The mass of the anhydrous residue (MgSO₄) after cooling in a desiccator was recorded as 0.60 g. Using the data above, answer the following:
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This is Waec Model Questions Vol1 2019 Chemistry Question 4. It is a practical question from the 2019 Waec Model Questions Vol1 Chemistry examination.
The question covers Mole Concept .
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