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1.002 g of dysprosium chromate decahydrate (formula weight 853.11g/mol) will dissolve in 100 ml of water at 25oC. When 2.00 grams of dysprosium chromate decahydrate is added to 100 ml of water the equilibrium below is established.
Dy2(CrO4)3 .10H2O (s) <===> 2Dy3+(aq) + 3CrO42-(aq). +10H2O (l)
What will be the equilibrium constant for this reaction?
the electron microscope has been widely used to obtain highly magnified images of biological and other types of
a piece of paper is spotted with a solution containing a mixture of 2 components, A and B. the chemical affinity of A for the stationary phase is less than that of B, and the chemical affinity of A for the mobile phase is greater than a of B.
Draw a structural formula of the R configuration of the compound shown below. Illustrate the stereochemistry about the chiral carbon using the "single up" (solid wedge) and "single down" (hashed-line wedge) bond tools. Show explicitly the bonds to..
Calculate the mass of Cu(NO3)2·3H2O needed to prepare 50.0mL of a 0.50 M Cu(II) solution?
What volume of 0.140 M Hydrochloric acid is required to neutralize 2.68g of Magnesium hydroxide.
When methanol, CH3OH, is dissolved in water, a nonconducting solution results. When acetic acid, CH3COOH, dissolves in water, the solution is weakly conductiong and acidic in nature. Describe what happens upon solution dissolution in the two cases..
Define amphoteric behavior and give an example of it other than the one given in your lab manual.
calculate the freezing point and boiling point of a solution of 383 g of glucose dissolved in 400. g of
Give the products (if any) expected from the treatment of each of the following compounds with ozone followed by aqueous hydrogen peroxide. Do not draw any byproducts.
Explore the effects of acid rain pre and post the 1990 Clean Air Act. Pair up and choose one of the topics listed below. One person should research and report on the damage that was being observed due to acid rain prior to 1990.
a 35.8-g sample of cadmium metal was melted by an electric heater providing 4.66 js of heat. if it took 6.92 min from
Chromium is produced by reacting its oxide with aluminum. If 76 grams of Cr2O3 and 27 grams of Al completely react to form 51 grams of Al2O3 how many grams of Cr are formed
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