- React calcium carbonate with dilute nitric acid or hydrochloric acid.
- Filter the mixture.
- Add a soluble sulphate to the filtrate.
- Filter the mixture and obtain the residue which is calcium sulphate.
- Wash the residue with distilled water and dry between filter paper.
eddynightsy answered the question on May 2, 2018 at 08:13
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A form four student accidentally mixed sodium carbonate and calcium carbonate. Describe how he would obtain a dry sample of sodium carbonate from the mixture.
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A form four student accidentally mixed sodium carbonate and calcium carbonate. Describe how he would obtain a dry sample of sodium carbonate from the mixture.
Date posted:
May 2, 2018
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May 1, 2018
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May 1, 2018
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April 30, 2018
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