2. The number of molecules in 1.0 mole of So2 is the same as the number of molecules in: (1) 1.0 mole of N2

(2) 2.0 moles of Ne

(3) 0.25 mole of NO2

(4) 0.50 mole of NH3

Please show work and explain!

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