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6 November, 15:41

What is the pressure of 0.5 mol nitrogen (N.) gas in a 5.0 L container at 203

(The universal gas constant is 0.0821 L'atm/mol K.)

O

A. 170 atm

O

B. 1.7 atm

O

C. 42 atm

O

0.60 atm

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Answers (1)
  1. 6 November, 16:58
    0
    B) P = 1.7 atm

    Explanation:

    Number of moles of nitrogen = 0.5 mol

    Volume = 5.0 L

    Temperature = 203 K

    Pressure = ?

    Solution:

    PV = nRT

    P = nRT/V

    P = 0.35 mol * 0.0821 atm. L. mol⁻¹. K⁻¹ * 203 K / 5.0 L

    P = 8.333 atm / 5.0

    P = 1.7 atm
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