Question

How to separate fine carbon particles, powdered chalk, common salt (Sodium chloride), baking soda (Sodium bicarbonate)?

Answer 1

Answer:

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Explanation:

Calcium chloride, baking soda, and water combine to produce carbon dioxide gas. ... As sodium bicarbonate reacts with calcium chloride in water, acidic substances are produced and the color of the phenol red indicator changes from the basic form to its yellow, acidic form.