Write a summary paragraph answering the following prompt: How can fireworks help to explain Bohr’s theory of the atom. Be sure to mention the following vocabulary words in context: electron, energy levels (or shells), quantized, ground state and excited state.

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

Nonpoint source pollution is difficult to control because it

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.