In the method of condensation polymerization,
...In the method of condensation polymerization,
low-molecular substances are removed from the high molecular substance
the reaction proceeds with an evolution of ammonia
the reaction proceeds with an evolution of hydrogen chloride
all the above
Correct answer is D
No explanation has been provided for this answer.
Varnish is a transparent or semi-transparent solution of resinuous substances in ...
Vanadium steel is generally used for ...
The initial setting time of lime-pozzolana is ...
Pick up the hypabyssal rock from the following ...
For preparing porcelains, the clay should be ...