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Imdadul Haque posted an Question
September 15, 2020 • 03:04 am 30 points
  • IIT JAM
  • Chemistry (CY)

The mumber of molecules of an ideal gas in a 8.21 container at 380 torr and 27°c will be (a) 1.0 * 10 (c) 6.02 * 10 13. (b) 1.0 x 10 (d) 12.04 x 10 compared to

The mumber of molecules of an ideal gas in a 8.21 container at 380 torr and 27°C will be (a) 1.0 * 10 (C) 6.02 * 10 13. (b) 1.0 x 10 (d) 12.04 x 10 Compared to C.Ho, the value of van der Waal's constant 'a' and "b' for He will be (a) both will be smaller (b) *a' will be larger but "b' will be smaller (d) both will be larger () 'b' will be larger but 'a' will be smaller The Vms Of a gas at 300 K is 30 R"*. The molar mass of the gas, in kg mol" is (a) 1.0 ()1.0x 10 Given that the mean speed of H: is l.78 km s", the mean spced of D; will bė (a) 1.26 km s" (C) 5.04 km s" 5. (b) 1.0 x 10 (d) 1.0 * 10 6. (b) 2.52 km s (d) 3.17 km s

2 Answer(s) Answer Now
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    Priyanshu kumar

    https://doubtnut.com/question-answer-chemistry/the-urms-of-a-gas-at-300k-is-3r1-2-the-molar-mass-of-the-gas-in-kg-mo1-1-is--11881441 for 15 check this video solution

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    check for 16

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    Now got this all questions na??

  • Suman Kumar best-answer

    Q 14 option A is correct

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    Q 13 apply PV = nRT

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    okay sir

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    https://doubtnut.com/question-answer-chemistry/the-urms-of-a-gas-at-300k-is-3r1-2-the-molar-mass-of-the-gas-in-kg-mo1-1-is--11881441

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    Q 15 click the link

  • comment-profile-img>
    Priyanshu kumar Best Answer

    14 ka option A hoga dear

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    Vanderwaal constant a and b helium ka ethane se smaller hota hai

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    Molecular mass dominant factor ho jayenge yha pe

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    you want all ques solution..??

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