How many antinodes (points with maximum probability density) are there in the 3rd energy level of the electron?

The difference between atomic mass and molar mass

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Rays from the sun are not considered matter true or false