Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of Options: A . &nbspNitric acid B . &nbspSulphuric acid C . &nbspAmmonium sulphate D . &nbspHydrochloric acid

Double Contact Double Absorption (DCDA) process is the most recent process for t

Question

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of

Options:

A . Nitric acid

B . Sulphuric acid

C . Ammonium sulphate

D . Hydrochloric acid

Answer: Option B

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