If the radius of a potassium atom is 2.27 x 10-7 mm what is the radius in μm

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.

Describe the forces both attractive and repulsive that occur as two atoms move closer together.