Which of the following wave types must have a medium to travel? A. Ultraviolet light
B. Microwaves
C. Seismic (earthquake) waves
D. Radio waves
E. X rays

Matches the chemical name of each oxide of phosphorus to its chemical formula

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?