1.

A student accidently splashes few drops of conc. H_2SO_4 on his cotton shirt. After a while, the splashed partsblacken and the holes appear. This has happened because sulphuric acid.

Answer»

DEHYDRATES the cotton with burning
CAUSES the cotton to react with AIR
Heats up the cotton
Removes the elements of WATER from cotton

Answer :A


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