When a chemical reaction is at equilibrium,
the concentration of each reactant and the
concentration of each product must be
(1) constant
(2) variable
(3) equal
(4) zero

Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.

Newtons second law deals most cosely with

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor