Why do elements emit different flame colors

Which position represents spring in the southern hemisphere? a) b) c) d)

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

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume