During the action of a sodium-potassium pump, 50 atp molecules were spent. predict how many sodium ions are transported across the cell membrane.

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

What is the percent by mass of oxygen in fe2o3

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude