Question

Salts which can be used as supplement of calcium and iron are
obtained from
(A)
Carbonic acid
(B)
Acetic acid
(C)
Citric acid
(D)
Gluconic acid​

Answer 1

HEYA MATE YOUR ANSWER IS

A) Carbonic acid

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Answer 2

Answer:

I think right answer is , carbonic acid.

can I right