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gandalfhan
25.07.2019 •
Chemistry
Asample of gas at 310 kelvin and 1.2 atmospheres has a density of 2.78 g/l. what is the molar mass of this gas? explain how you got your answer
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Ответ:
where m/ M ( m is mass of gas sample )
m = dRT / P ( 2.78 g/L ) ( 0.082 L atm/ K mole )( 310K ) / 1.2 atm =
58.9 g/mol
gas must be butane ( C4H10) has molecular mass = 58.9 g/mol
Ответ:
They belong to the same kingdom but different phyla.
Explanation: