Choose a of the processes from below which describe changes which are independen

Question

Choose a of the processes from below which describe changes which are independent of the path by which the change occurs. V the elevation increase experienced by a traveller travelling from Grand Isle, LA to Denver, Colorado O the amount of work required to build a house O the work required to move a heavy piano up a flight of stairs the number of rotations the earth undergoes over a specified period of time V the enthalpy released by the combustion of a gallon of gasoline the energy evolved when a cube of sugar is oxidized to CO2(g) and H20 (g) the odometer mileage increase observed by a traveller travelling from Louisiana to Canada

Explanation / Answer

The variable which are path independent and only depend on initial and final state are called state variable.

Out of the given processes following changes are path independent:-

A) elevation increase

D) number of rotation of earth

E) enthalpy change

G) odometer mileage

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