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10. Consider the following statements and choose the correct option II

Assertion:	The mass of an atom is the mass of nucleus.
Reason:	The nucleus is at the center.

If both assertion and reason are true, the reason is not the correct explanation.
If the assertion is true, but the reason is false.
If both assertion and reason are true, the reason is the correct explanation.
If the assertion is false, but the reason is true.

Did you find an error?