Which of the following is true about the mass of atoms? А
An individual atom has no mass.
B
The atom of every element has a unique mass.
С
The mass of an atom increases with temperature,
D
The mass of an atom varies over time

What are transitions between a liquid and a solid called? identify which way they are transitioning

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

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.