Question

A colourless gas B is produced when egg shell is treated with a solution A. The gas B turns lime water milky. What are A and B?

A. A = NaCl  and B = CO2

B. A = HCl and B = CO2

C. A = NaCl and B = Cl2

D. A =H2SO4 and B = O2

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Answer 1

Answer:

ANSWER IS B

Explanation:

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Answer 2

Answer:

and is B. A=HCl and B=CO2

Explanation:

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