Can you answer questions regarding valence electrons?
how many valence electrons are in an atom of phosphorus?
how valence electrons affect the properties of an atom?
what are valence electrons and where are they located?
what do valence electrons determine about an element?
are valence electrons involved in chemical bonding?

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

•hydration •dissociation •dissolving which one goes to which