NSSCAS Chemistry (8224) Practice Questions - Namibia Senior Secondary Certificate Advanced Subsidiary Level Chemistry (Syllabus 8224) Exam

On the carbon-12 scale, the relative atomic mass of an element is defined as:

The mass of one atom of the element in grams The weighted mean mass of an atom of the element compared with 1/12 of the mass of a carbon-12 atom The mass number of the most abundant isotope The number of protons in the nucleus

Correct Answer:

The weighted mean mass of an atom of the element compared with 1/12 of the mass of a carbon-12 atom

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