Chemistry, 09.07.2019 16:00 putaprincess16
Be sure to answer all parts. thallium(i) is oxidized by cerium(iv) as follows: tl+(aq) + 2ce4+(aq) β tl3+(aq) + 2ce3+(aq) the elementary steps, in the presence of aqueous mn(ii), are as follows: step 1: ce4+ + mn2+ β ce3+ + mn3+ step 2: ce4+ + mn3+ β ce3+ + mn4+ step 3: tl+ + mn4+ β tl3+ + mn2+ the rate law is given by the equation: rate = k[ce4+][mn2+] identify the catalyst: tl+ tl3+ ce3+ ce4+ mn2+ mn3+ mn4+ identify the intermediates: tl+ tl3+ ce3+ ce4+ mn2+ mn3+ mn4+ identify the rate-determining step
Answers: 1
Chemistry, 21.06.2019 20:30
In a laboratory experiment, a fermenting aqueous solution of glucose and yeast produces carbon dioxide gas and ethanol. the solution was heated by burning natural gas in a bunsen burner to distill the ethanol that formed in the flask. during the distillation, the ethanol evaporated and then condensed in the receiving flask. the flame of the burner was kept too close to the bottom of the flask and some of the glucose decomposed into a black carbon deposit on the inside of the flask. during this experiment the following changes occurred. which of these changes involved a physical change and not a chemical change? check all that apply. 1-condensation of ethanol 2-evaporation of ethanol 3- formation of carbon dioxide gas from glucose burning of natural gas 4-formation of ethanol from glucose by yeast 5-formation of a carbon deposit inside the flask
Answers: 2
Chemistry, 22.06.2019 23:00
Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse
Answers: 2
Chemistry, 23.06.2019 06:40
15. what volume of cci, (d = 1.6 g/cc) contain6.02 x 1025 cci, molecules (ci = 35.5)(1) 10.5 l(2) 250 ml(3) 9.625 l(4) 1.712 lplz answer with step by step explanation
Answers: 1
Chemistry, 23.06.2019 09:10
In a 28 g serving of cheese curls there are 247mg of sodium. how much sodium is in a 12.5 ounce bag
Answers: 1
Be sure to answer all parts. thallium(i) is oxidized by cerium(iv) as follows: tl+(aq) + 2ce4+(aq)...
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