978ChemistryMedium
Mostly elements have fractional atomic masses because of______________________?
AAtmoic masses are average masses of isotopes proportional to their relative abundance
BAtmoic masses are average masses of isotopes
CMass of an atom itself is in fraction
DAtomic masses are average masses of isobars
Correct answer
A. Atmoic masses are average masses of isotopes proportional to their relative abundance
Explanation
Atmoic masses are average masses of isotopes proportional to their relative abundance is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.