If 1.6 g of SO, and 1.5 x 1022 molecules of H2S
are mixed and allowed to remain in contact in a
closed vessel until the reaction
2H,S + SO2 ? 3S + 2H2O,
proceeds to completion. Which of the following
statement is true?
(1) Only'S and H2O' remain in the reaction vessel.
(2) H,S will remain in excess
(3) SO2 will remain in excess
(4) None