For each of the reactions below, calculate the mass (in grams) of the product formed when 2.5 grams of the underlined reactant completely reacts. Assume that there is more than enough of the other reactant. Be sure to balance the reaction first.

a. Ba(s)+ Cl2(g) --> BaCl2(s)

I. Calculate the percent yield if 2.95 g BaCl2is collected.

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?

The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?