Consider the following reaction for the decomposition of hydrogen disulfide: 2 H2S(aq) <--> 2 H2(aq) + S2(aq) Kc = 1.67 x 10–7 A 0.500 L reaction vessel initially contains 0.0125 mol of H2S at 800°C. What are the equilibrium concentrations of H2 and S2?

Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?