The mass of one atom of an element X, is 2 x 10 g.
What could element X be?
a
a Carbon
(b) Nitrogen
(d) Sulphur
c) Oxygen
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Explanation:
Therefore, to calculate the atomic mass of element X, we need to calculate the mass of 6.022 × 1023 atoms of X. Hence, the atomic mass of element X is 12 u. Carbon has an atomic mass of 12 u; therefore, element X is carbon.
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