The concentration of Nations in seawater, 0.481 M, is higher than in the cytosol, the fluid inside human cells
(12 mM). How much water must be added to 1.50 mL of
seawater to make the Na* ion concentration equal to that found in cytosol? Assume the volumes are additive.

Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.