What is a pure substance made of two or more elements that are chemically combined called?
element
mixture
compound
O proton

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Is powdered sports drink ionic or covalent ? 10pts !

Each of the following reactions is allowed to come to equilibrium and then the volume is changed as indicated. predict the effect (shift right, shift left, or no effect) of the indicated volume change. drag the appropriate items to their respective bins.co(g) + h2o(g) < => co2(g) + h2(g) (volume is decreased) pcl3(g) + cl2(g) < => pcl5(g) (volume is increased) caco3(s)< => cao(s) + co2(g) (volume is increased)