116 As a person pushes a box across a floor, the energy from the person's moving arm is transferred to the box and the
box and the floor become warm. During this process, what happens to energy?

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

How many times did thomas edison mess up the light bulb

The ozone hole appears in antarctica during