Atomic Structure - Result Question 45
####21. The mass of a hydrogen is …… kg.
(1982, 1M)
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Answer:
Correct Answer: 21. $\left(1.66 \times 10^{-27} kg\right)$ $A \rightarrow r ; B \rightarrow q ; C \rightarrow p, D \rightarrow s$
Solution:
- Mass of one $H$-atom $=\frac{10^{-3}}{6.023 \times 10^{23}} kg=1.66 \times 10^{-27} kg$