Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Given below are two statements: one is labelled as Assertion (A ) and the other is labelled as
Reason (R).
Assertion
A
Helium is used to dilute oxygen in diving apparatus.
Reason (R) Helium has high solubility in
.
choose the correct answer from the options given below.
Both A and R are true and R is the correct explanation of
.
Reason (R) Helium has high solubility in
. choose the correct answer from the options given below.
Both A and R are true and R is the correct explanation of
. B
Both A and R are true but R is not the correct explanation of 
.
. C
is true but 
is false D
is false but 
is true.
Text Solution
Verified by ExpertsThe correct answer is:
C
A is true but R is false. This is because at normal temperature and pressure helium is
practically insoluble in oxygen. However, under extreme conditions very small amount of helium dissolve in oxygen.
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