1.

Assertion: oneamuof anatomequalto exactly(1)/(12^(th))of massofC-12atom . Reason:Carbon- 12isotopeswasselected asstandard.

Answer»

BothassertionandReasonaretrueandReasonis correctexplanationof ASSERTION
bothassertionand Reasonis notthe correctexplanationof assertion
Assertionis falsebutreasonis true
Assertionis truebut reason is FALSE

ANSWER :A


Discussion

No Comment Found