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what is the density (in g/L) of uranium hexafluoride (UF6)at 760 mmhg and 62c ×

ID: 553431 • Letter: W

Question

what is the density (in g/L) of uranium hexafluoride (UF6)at 760 mmhg and 62c

× / D CHM 201-001 Hw Chap x nnect ezto.mheducation.com/hen.tpr connect. CHEMISTRY 001 HW Chapter 5 Question 12 (o previous question vatue 10.00 points 5 attempts left Check my work Click the answer box to activate the palette. The empirical formula of a compound is CH. At 200 0.193 g of this compound occupies 9 pressure of 0.740 atm. What is the molecular formula of the compound? References Difficulty 3 Multipart Answer

Explanation / Answer

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PV = nRT

n = PV/(RT)

n = (0.74)(97.2*10^-3)/(0.082*(200+273))

n = 0.0018544 mol of gas

then

MW = mass/mol

MW = (0.193/0.0018544) = 104.076

MW of empriical = C + H = 12+1 = 13

ratio = 104.076/13 = 8.0058

CHx8 = C8H8