Recent content by Rashik

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    Entropy: measure of amount of energy unavailable to do work?

    Dear All, I am trying to understand the concept of "entropy" in thermal engineering point of view. I have basic idea about "entropy" i.e. the change in entropy is used to determine the direction in which a given process will proceed. However following two more definition (of entropy generally...
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    Undergrad Why equal volumes of diferent gases have the same number of molecules @ STP?

    Thanks Lychette. Nice explanation. I got the point...
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    Undergrad Why equal volumes of diferent gases have the same number of molecules @ STP?

    Thanks Gleem and Bystander. I got the point. Regards, Rashik
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    Undergrad Why equal volumes of diferent gases have the same number of molecules @ STP?

    Hi, A silly techiniacal, very basic but logical question. Trying to understand since long but unable to justify myself. Can u help? Deferent gases have deferent molecular size, then how is it possible that equal volume of deferent gases have same numbers of volume at standard temperature &...