You are given a 1.25 gram mixture of calcium nitrate and calcium chloride. You dissolve this mixture in 200 mL of water and add an excess of 0.300 M silver nitrate. You collect and dry the white precipitate which forms and find it has a mass of 0.755 grams. Calculate the percent calcium chloride by mass in the original mixture.

altitude, density, pressure

air gets less dense the higher the altitude and also the air pressure is less as altitude rises.

hi,

the capital city of australia is canberra.

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >