Which of the following is one part of a chemical formula for a molecule?
A. A number showing the atomic masses of each element
B. A Lewis dot diagram for the molecule
C. A number that shows the total number of chemical bonds
D. Numbers that show how many atoms of each element are in the molecule

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.