mcqshub.pk – Mcqs Hub Multiple Choice Questions With Answers For Competitve Exams – CSS PCS CCE FPSC PPSC SPSC BPSC NTS STS IBA
(a) Oxalic acid
(b) Acetic acid
(c) Sulphuric and nitric acids
(d) Carbolic acid
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Correct Answer
(c) Sulphuric and nitric acids
Submitted By: Syed Bilawal Shah (Sain)
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