Question

11. Carbon atom is selected as reference
atom for measuring mass of an atom.
(State true or false)
(1 Point)
O true
O false​

Answer 1

Answer:

true,

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Answer 2

Answer:

True

Explanation:

Carbon-12 is of particular importance in its use as the standard from which atomic masses of all nuclides are measured, thus, its atomic mass is exactly 12 daltons by definition. Carbon-12 is composed of 6 protons, 6 neutrons, and 6 electrons.