Question R5 Q5 - MIT Science Bowl Invitational 2020

Which of the following is a process that is not permitted by the second law of thermodynamics?

W) Water freezing at 50 degrees Celsius and 1 atmosphere

X) An ideal gas increases in temperature as it expands

Y) The internal energy of a system decreases as its temperature increases

Z) Water and oil forming two separate layers when mixed together

Science Bowl Question