What is the percent of chloride ion in a sample if 1.562 grams of the sample produces 2.943 grams of PbCl2 when treated with excess Pb2+?
Pb2+ lag) + 2Cl(aq) — PbCl2(s)

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

The rules of engagement (roe) working group is often used to (select all that apply.)

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma