Chemistry, asked by Rangar3445, 10 months ago

1 mole of nitrogen gas at 0.8atm takes 38 sec to diffuse through pin hole where as 1 mole of unknwon binary compunds of xenon with fluoride at 1.6 atm takes 57 sec to diffuse through the same hole.calculate molecular formula.atmoic weight of xe is 136 unit.(please so whole process)

Answers

Answered by crual1234
0

Answer

r

XeF

n

r

N

2

=

P

XeF

n

P

N

2

M

N

2

M

XeF

n

r

XeF

n

r

N

2

=

t

XeF

n

Molar volume

t

N

2

Molar volume

=

t

N

2

t

XeF

n

=

38

57

38

57

=

1.6

0.8

28

M

XeF

n

M

XeF

n

=(

38

57

)

2

×(

0.8

1.6

)

2

×28

=252

Xe+nF=252

131+n×19=252

n=6

Molecular formula =XeF

6

.

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