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Shane Macguire Grade: upto college level
        The density of neon will be highest at 

a. STP
b. 0° C, 2 atm
c. 273° C, 1 atm
d. 273° C, 2 atm
3 years ago

Answers : (1)

Aditi Chauhan
askIITians Faculty
396 Points
										Sol. The ideal gas equation : pV = nRT = w/M RT

⇒ pM = (w/V) RT
= dRT (d = density)
⇒ d = pM/RT
ie, density will be greater at low temperature and high pressure.

14. The rate of diffusion of methane at a given temperature is twice that of a gas X. The molecular weight of X is
a. 64.0
b. 32.0
c. 4.0
d. 8.0

Sol. = 2 = √(M_X/16)
⇒ MX = 64
3 years ago
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