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  • When sodium hydrogen carbonate is added to ethanoic acid a gas evolves. Consider the following statements about the gas evolved ? (A)    It turns lime water milky. (B)    It is evolved with a brisk effervesce

When sodium hydrogen carbonate is added to ethanoic acid a gas evolves.
Consider the following statements about the gas evolved ? (A)    It turns lime water milky.
(B)    It is evolved with a brisk effervescence.
(C)    It has a smell of burning sulphur.
(D)    It is also a by - product of respiration. The correct statements are:
Option: 1 (A) and (B) only
Option: 2 (B) and (D) only
Option: 3 (A), (C) and (D)
Option: 4 (A), (B) and (D)

Answers (1)

When sodium hydrogen carbonate is added to ethanoic acid a gas evolves which is Carbon dioxide. 

(A)    It turns lime water milky.
(B)    It is evolved with a brisk effervescence.
(D)    It is also a by - product of respiration.

(A), (B) and (D) are correct options. 

Hence option D is correct 

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Safeer PP

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