The reaction of water and calcium gave gas Q collected as in the diagram below

      

The reaction of water and calcium gave gas Q collected as in the diagram below
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(i) Identify gas Q
(ii) Explain why the solution left after the reaction is a weak base.

  

Answers


sharon
(i) Hydrogen;
(ii) Calcium hydroxide formed is slightly soluble in water; hydroxide ion formed are
few;
sharon kalunda answered the question on May 17, 2019 at 08:17


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