Please please help The vaporization of bromine requires 31.0 kJ/mol and an increase in disorder (delta S=93.0 J/(mol*K)). At what temperature will this process be spontaneous?
Br2 (l) yields Br2 (g)

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.

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11