रसायन उद्योग में कौन - सा ते – McqOptions

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1.	रसायन उद्योग में कौन - सा तेजाब मूल रसायन माना जाता है ?
A.	H₂CO₃
B.	HNO₃
C.	H₂SO₄
D.	HCl
Answer» D. HCl

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