Polythene (low or high density) containers are not corroded by – McqOptions

MCQOPTIONS

1.	Polythene (low or high density) containers are not corroded by
A.	sulphuric acid (10%) at room temperature.
B.	nitric acid (95%) at room temperature.
C.	sulphur trioxide at 60 C.
D.	any of these.
Answer» B. nitric acid (95%) at room temperature.

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