The sum of the protons and neutrons in the nucleus of an atom is called the

Which description best characterizes the motion of particles in a solid?

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

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?