For any experiment involving solvent extraction, which of the following solvent physical properties must be included in your lab notebook pre-lab write-up? this physical property is essential for proper layer identification after phase separation.

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.