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Based on spectroscopy and the Spec 20, what color light would you expect to have a wavelength of 550 nm. Explain your reasoning.
b. As the reaction mixture cools, would you expect the absorbance at 550 nm to increase or decrease. Explain.
determine the empirical formula of a dead alkaline battery if ofund to contain a compound of Mn and O. Its analysis gives 69.6% Mn and 34.4% O
consider two cells the first with al and ag electrodes and the second with zn and ni electrodes each in appropriate
If a battery is created using zinc and electrodes along with any corresponding ionic solutions what voltage will it produce by itself? note that E for Ag^+ (aq) + e^- ---> Ag (s) is +0.80 v.
the original volume is 70. cm3. if the combustion of this mixture releases 855 j of energy to what volume will the
what quantity graphed versus time yields a straight line for a zero-order reaction and what is the equation for the half life time. b) identify quantity versus time for a first order reaction and equation for half life.
Nitric acid can be synthesized by the high temperature reaction of oxygen and ammonia forming nitric acid and water through the following reaction at 650 degrees C
If we took EXACTLY 1.00 ml of a 1.000 M solution of Cu(NO3)2 and placed it in 99.000 ml of water and mixed it, then took 2.00 ml of this solution and placed it in 18.000 ml of water.
the following reaction is carried out in a bomb calorimeter 4nh3 g 5o2 g--gt4no g6h2o gthe calorimeter constant is
Why is the installation of an automatic sprinkling system recommended in machine shops that use lathes to fabricate titanium parts?
A zero-order reaction has a constant rate of 3.20×10-4 . If after 60.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration?
Determine the pH at the equivalence (stoichiometric) point in the titration of 22.0 mL of 0.938 M HNO2 by 0.590 M LiOH. The Ka of HNO2 is 4.3 x 10-4.
Describe and explain the possible effect on your results of the following experimental errors or variations. You reaction mixture had an oily later on top when you added the 3 M sulfuric acid.
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