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Hydrogen combines with chlorine to form HCl. It also combines with sodium to form NaH. If sodium and chlorine combine with each other, the ratio of their masses will be

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An Intiative by Sri Chaitanya

23 : 1

35.5 : 23

23 : 35.5

1 : 1

answer is A.

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Detailed Solution

Mass ratio of H:Cl=1:35.5 in HCl and Na: H=23:1 in NaH.
According to law of constant proportion compounds always contains its elements in a fixed ratio by mass.
So, for 1gm of H we are having 35.5gm Cl and 23gm Na.
Hence, the ratio Na: Cl=23:35.5.

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