Question

1 point
Q.18 ASSERTION - One atomic
mass unit is defined as one
twelfth of the mass of one
carbon 12 atom.REASON -
carbon 12 isotope is the most
abundant isotope of carbon 12
atom.
Both assertion and reason are true
O and reason is the correct
explanation of the assertion.
Both assertion and reason are true
O and reason is not the correct
explanation of the assertion.
O Assertion is true but reason is false
O Assertion and reason both are false​

Answer 1

A and R are true

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