Which of the following is an oxidation-reduction reaction? zns(s) + 2o2(g) mc011-1.jpg znso4(s) cao(s) + h2o(l) mc011-2.jpg ca(oh)2(s) 6li2o(s) + p4o10(g) mc011-3.jpg 4li3po4(s) so2(g) + h2o(l) mc011-4.jpg h2so3(aq)

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Compare the equilibrium constants for the systems shown in the table. which favors products the most? which favors products the least? rank these systems in order from most to least in terms of favoring products rather than reactants. d > b > a > c c > a > b > d b > c > d > a a > d > c > b

Is powdered sports drink ionic or covalent ? 10pts !