radio waves, microwaves, infrared, light, ultraviolet, X-rays, and gamma rays. Your mind interprets the energies of light as different colors, from red to violet.
D) Radioactive contamination
activation energy start off chemical reaction
Answer:
The half life is
Explanation:
The half life of a first order reaction is mathematically represented as
Substituting for the rate constant
The head of a matchstick has a great deal of chemical energy stored in it, including combustible substances that produce a flame when rubbed against a suitable surface. ... As the combustible materials burn, some of the chemical energy is transformed into heat energy, and some is transformed into light energy. Hope this helps