Question

2.
Lime Water
Common give the chemical name
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Answer 1

Answer:

Calcium hydroxide dissolves in excess water to produce calcium hydroxide solution (limewater), which is used to test for carbon dioxide. The carbon dioxide reacts with the calcium hydroxide to form white calcium carbonate, which is insoluble and so turns the limewater 'milky'.

Explanation:

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Answer 2

Answer:

Calcium hydroxide

Explanation:

Calcium hydroxide, also called slaked lime, Ca(OH)2, is obtained by the action of water on calcium oxide. When mixed with water, a small proportion of it dissolves, forming a solution known as limewater, the rest remaining as a suspension called milk of lime.