The radius of a hydrogen atom is about 0.37 å, and the average radius of the earth’s orbit around the sun is about 1.5 x 108 km. find the ratio of the average radius of the earth’s orbit to the radius of the hydrogen atom

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.