Consider the reaction of a to form b: 2a< —> b. kc=1.8x10^-5(at 298k). a reaction mixture at 298k initially contains [a]=0.50m. what is the concentration of b when the reaction reaches equilibrium? the answer is 4.5x10^-6m but how do i get that answer?

Calcium chloride +gold(1) oxide—>

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Mitosis is a type of cell division that produces cells that are identical to the parent cell. meiosis is a different type of cell division that produces cells that carry have a genetic material of the parent cell. based on the information provided how do the purpose of mitosis and meiosis differ