The vaporization of a liquid at a certain temperature and pressure is spontaneous. for this process, which of the inequalities regarding the gibbs free energy g and the internal energy e are correct? 1. ag 〈 0 (a) i only (c) both i and ii (b) ii only (d) neither i nor ii

Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse