Question

2
Questions No . 15 to 16 (2 questions)
Just like universal gas constant R, another constant “Boltzman constant” is also frequently used & is
R
defined as
=K. Using this information & the fact that only gases follow the equation PV = nRT,
NA
answer the following questions.
PV
15. gives the value of
KT
(1) Number of moles of gas
(2) Mass of
gas
(3) Number of molecules of gas
(4) Molar mass of the gas
Ans. (3)
16. If value of R = 0.0821 atm-lit./K mole, then what will be its approximate value in Pa-mº/K mole units?
(1) 0.0821
(2) 8.31
(3) 1.98
(4) 8.314 x 103
Ans. (2)​

Answer 1

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