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  3. an unknown gas contains 85.63% carbon and 14.37% h

An unknown gas contains 85.63% carbon and 14.37% hydrogen by mass. if 2.00 L of the...

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Chemistry

An unknown gas contains 85.63% carbon and 14.37% hydrogen bymass. if 2.00 L of the gas at 298 K and 0.420 atm and weights 1.926g

A) What is the molar mass of the unknown gas?

B) What is the empirical formula of the gas?

C) What is the molecular formula of the gas?

Answer & Explanation Solved by verified expert
4.1 Ratings (792 Votes)
A calculate no of mole of gas by using ideal gas equationIdeal gas equationPV nRTwhere P atm pressure 0420 atmV volume in Liter 2 Ln number of mole R 008205L atm mol1    See Answer
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