What is first law of thermodynamics?

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Raj Kumar

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The first law of thermodynamics is a version of the law of conservation of energy, adapted for thermodynamic systems. The law of conservation of energy states that the total energy of an isolated system is constant; energy can be transformed from one form to another, but cannot be created or destroye...
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"Read , Recall and Procure"

The first law of thermodynamics is a version of the law of conservation of energy, adapted for thermodynamic systems. The law of conservation of energy states that the total energy of an isolated system is constant; energy can be transformed from one form to another, but cannot be created or destroye...
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Professional Chemistry Teacher for IIT JEE/NEET UG,Online expert for IB/IGCSE/AP CURRICULUM

deltaH=deltaE+w deltaH=deltaE+P.deltaV deltaH=deltaE+delta(n).RT
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The total energy of an isolated system is constant.
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Don't want to over express myself, just join and feel the experience.

When energy passes in or out from a system, its internal energy changes according with the law of conservation of energy.
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B.Tech, Spoken English, EEC, MATLAB, CET Coaching Tutor with 20 years of experience

The first law is often formulated by stating that the change in the internal energy of a closed system is equal to the amount of heat supplied to the system, minus the amount of work done by the system on its surroundings.
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Organic Master

First law states that energy can neither be created nor destroyed but one form of energy is converted into another.
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