Question

An open system allows the transfer of ________

(a) only mass

(b) only energy

(c) both mass and energy

(d) neither mass nor energy

I have been asked this question in class test.

Asked question is from Thermodynamic Terms in portion Thermodynamics of Chemistry – Class 11

Answer 1

Correct option is (c) both mass and energy

The best explanation: An open system allows the transfer of both mass and energy into the system from the surroundings. An example of an open system is the human body, we consume food, energy and excrete waste.