Which of the following is a unit for mass in the international system of units?

gram

kilo

ounce

pound

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

Is this correct if not can u correct me

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?