The concentration of iodide ions in a saturated solution of lead (ii) iodide is m. the solubility product constant of pbi2 is 1.4 x 10-8.

How do the energy differences between the higher energy levels of an atom compare with the energy difference between the lower energy level of the atom

Which metal exist in liquid state and can be cut with knife ?

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?