Answer to Question #112370 in General Chemistry for giselle ventura

Question #112370

An unknown gas is found to be 2.25 times faster than Diphosphorus Pentoxide. What is the molar mass of the unknown gas?
Use four significant figures AND do NOT include units

Expert's answer

R1/R2=√M2/M1

R1/R2=2.25

2.25=√M2/M1

M1=M2/5.0625

M1= 142/5.0625 = 28.

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