In each of the following reactions, assign oxidation states to each of the atoms to identify the substance that is oxidized (loses electrons) and the substance that is reduced (gains electrons). om od subongo 291 w a) cr, o, + 2 al a1,0, +2 cre ators to go dobo (a) b) 3 h, + fe, o, → 2 fe + 3 h2o c) 6 ag + 3 hs + 2 cro2- + 5 h,0 3 ag, s + 2 cr(oh), + 7 oh oh

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

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

What is the percentage composition of carbon in the compound ch4