An electron has a charge of −1.6 × 10−19 c. how many electrons would be needed to produce a net charge of -5.5 × 10−7 c? round the final answer to one decimal place.

Sugar is dissolved in water. which is the solute? sugar neither both water

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

Which process transfers heat from inside earth to its surface? convection currents in mantle pulling away of tectonic plates drawing in of tectonic plates convection currents in crust