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Question
State the inference drawn from the following observation:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide Identify S.
Solution
Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Hence, salt S is copper sulphate.
\[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
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RELATED QUESTIONS
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| (a) | \[\ce{ZnCl2 \text{from} Zn}\] | 1. | Precipitation |
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The following is a list of methods for the preparation of salts.
A – direct combination of two elements.
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
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Using the suitable chemicals from the given list only, state briefly how you would prepare sodium chloride.
