Atomic Structure - Result Question 21

####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:

  1. Mass of one $H$-atom $=\frac{10^{-3}}{6.023 \times 10^{23}} kg=1.66 \times 10^{-27} kg$


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