A student has an unknown organism under a microscope. The organism was found in a local pond. He observes that the sample organism is a prokaryote. To what kingdom does the organism belong?

How can you use chemical equations to predict the products of the reaction you can carry out?

Why is the melting of ice a physical change ?

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.