Question
What is atomic mass? How is amu expressed? [2 MARKS]
Answer:
:
Each point: 1 Mark
1. The atomic mass is the mass of an atom of a chemical element expressed in atomic mass units. It is equivalent to number of protons and neutrons in the atom.
2. 1 unifiedatomic massunit is defined as 112 of themassof a single carbon-12atom.
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:
Each point: 1 Mark
1. The atomic mass is the mass of an atom of a chemical element expressed in atomic mass units. It is equivalent to number of protons and neutrons in the atom.
2. 1 unifiedatomic massunit is defined as 112 of themassof a single carbon-12atom.
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