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Calculate the amount of heat that must be supplied to 40 gm of nitrogen to raise its temperature by 45^(@)C at constant pressure if it is at room temperature. R = 8.3 J mol ^(-1) K ^(-1). |
Answer» <html><body><p><<a href="https://interviewquestions.tuteehub.com/tag/p-588962" style="font-weight:bold;" target="_blank" title="Click to know more about P">P</a>></p>Solution :`Delta Q = n C _(P) <a href="https://interviewquestions.tuteehub.com/tag/dt-960413" style="font-weight:bold;" target="_blank" title="Click to know more about DT">DT</a> = (40 xx 10 ^(-<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>) //28 xx 10 ^(-3)) xx (7 R //<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>) xx 45 = 1867.5 J`</body></html> | |