Relevant Competitive Tests:
Mostly elements have fractional atomic masses because of______________________?
A. Mass of an atom itself is in fraction
B. Atomic masses are average masses of isobars
C. Atmoic masses are average masses of isotopes proportional to their relative abundanceCorrect Answer
D. Atmoic masses are average masses of isotopes
Correct Option: C. Atmoic masses are average masses of isotopes proportional to their relative abundance
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