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Atomic Weight and Atomic Mass Unit

Atomic weight...

Question

Atomic weight of oxygen is _______.

12 a.m.u.

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14 a.m.u.

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16 a.m.u.

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18 a.m.u.

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Solution

The correct option is C 16 a.m.u.
The atomic mass is the mass of an atom. Atomic weights are expressed as simple number or in atomic mass unit [a.m.u.]. The atomic weight of ocygen is 16 a.m.u.

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Similar questions

C O

C

= 12

O

= 16

= \frac{5}{3} \times 10^{- 27} k g,

o A

(_{7} N^{14})

m_{H} = 1.00783

m_{n} = 1.0087

m_{N} = 14.00307

7^{N^{15}}

8^{◯^{16}}

Calculate the relative molecular mass of H₂S.

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