Question:-
Assertion (A): Water is not a pure substance
Reason (R) : The term pure substance designates a substance which is homogeneous and has the same chemical composition in all phase
Option (A)
Both A and R are individually true and R is the correct explanation of A
Option (B)
Both A and R are true but R is NOT the correct explanation of A
Option(C)
A is true but R is false
Option(D)
A is false but R is true
Correct Option:
(D)
Question Solution:
A substance that has fixed chemical composition throughout is called pure substance
Water nitrogen , helium and co2 are example for all pure substance
question-answer-faq-6104