The energy transformation in cellular respiration is from ___energy___ in the food that animals eat into the energy of their motion and energy of their body heat.

Why are the trends and exceptions to the trends in ionization energy observed?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.

What can be done to make a solid solute dissolve faster in a liquid solvent?