When we mix SO3 with conc. H2SO4 in contact process, the product obtained is?
A. Sulphuric acid
B. Pyrosulphuric acid
C. HNO3
D. Carbonic acid
Answer:B
When we mix SO3 with conc. H2SO4 in contact process, the product obtained is?
A. Sulphuric acid B. Pyrosulphuric acid C. HNO3 D. Carbonic acid