Question: An unknown binary compound containing hydrogen (XH n ) has a density as a gas that is 2.393 times that of oxygen gas under the

An unknown binary compound containing hydrogen (XH_n) has a density as a gas that is 2.393 times that of oxygen gas under the same conditions. When 2.23 × 10^-2 mole of this compound reacts with excess oxygen gas, 0.803 g of water is produced. Identify the element X in this compound.

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