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The density of a gaseous compound is 2.06 g/L at STP. What is the most likely...

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Chemistry

The density of a gaseous compound is 2.06 g/L at STP. What isthe most likely formula of this gas?

Ionization engergy of Na: 496 kj/mol

Electron Affinity of F: 328 kJ/mol

Energy to vaporize Na: 108 kJ/mol

F2 bond energy: 160 kJ/mol

Energy Change for the reaction:

Na (s) + 1/2F2 (g) = NaF (s) ; DeltaH= -575K

Answer & Explanation Solved by verified expert
4.2 Ratings (870 Votes)
The density of the gas is 206 gL at STPso 224 L gas contains 224206 46144g substanceagain we know    See Answer
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