Hydrogen ions cannot exist alone but they exist after combining with water molecules true or false

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

What is the mass of 8 moles of sodium atoms

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)