The reactants in a chemical reaction contain 900 J of chemical energy. The products of the reaction contain 9000 J of chemical energy. Which statement best describes this chemical reaction?

How many moles of gas are present if p=11 atm, v=12l, t=185k?

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size