1.

Viscose is formed by dissolving:

A. Wood pulp into a solution of hydrochloric acid.
B. Wood pulp into sodium hydroxide solution.
C. Wood pulp into sulphuric acid solution.
D. Polyester into sodium hydroxide solution.
E. None of these
Answer» C. Wood pulp into sulphuric acid solution.


Discussion

No Comment Found

Related MCQs