Consider the following reactions and their equilibrium constants at 303 K. PCl5(g) equilibrium reaction arrow 1/4 P4(g) + 5/2 Cl2(g); Kc = 1.18 ✕ 10−21 1/4 P4(g) + 3/2 Cl2(g) equilibrium reaction arrow PCl3(g); Kc = 2.28 ✕ 1026 Calculate Kc for PCl5(g) equilibrium reaction arrow PCl3(g) + Cl2(g) at the same temperature.

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

How does climate change cause the ocean's thermohaline current to slow down?

Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)