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Compare and contrast the bohr model and the electron cloud models of the atom.

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

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.