Magnesium metal burns with a bright white flame. What conclusions can you draw about the electron transitions that can take place for a magnesium atom ?

Strong conductivity of plasma allows it to act and react as and

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

The identities of substances are the same before and after which type of change