2. Define Avogadro's law and write its 2 applications. The oxide of an element contains 60% of oxygen and vapour density of its chloride is 75. Calculate the atomic weight of the element. ​

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