The conservation of mass and energy is demonstrated by:
- A$1^{st}$ law of thermodynamics
- BLaw of conservation of energy
- CLaw of conservation of mass
- DModified form of $1^{st}$ law of thermodynamics
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Similar Questions
Find the approximate value of $(\Delta H - \Delta U)$ in $J \cdot mol^{-1}$,for the formation of $CO$ from its elements at $298 \ K$. $(R = 8.314 \ J \cdot K^{-1} \ mol^{-1})$
Calculate the internal energy change of one mole of an ideal gas during an adiabatic free expansion process from a volume of $2 \ L$ to $5 \ L$.
Medium
View SolutionBased on the first law of thermodynamics,which one of the following is correct?
In a process,a system performs $238 \ J$ of work on its surroundings by absorbing $54 \ J$ of heat. What is the change in internal energy of the system during this operation (in $J$)?
Calculate the change in internal energy of the system if work done by the system is $18 \ J$ and absorbs heat $50 \ J$ in a particular reaction. (in $J$)
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