The melting point of ethanol, is -114 °C. What is this temperature in K?

How do the energy differences between the higher energy levels of an atom compare with the energy difference between the lower energy level of the atom

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

How does a noncompetitive inhibitor reduce an enzyme’s activity?