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A nurse desires to prepare a 1.0% (m/v) solution of silver nitrate from 32mL of a 4.0% (m/v) stock solution. Explain how much water should be added to the 32mL stock solution?
the electronic configuration [Ar]3d2. Using the extended Hund's rules, determine the term symbol of the lowest energy state of Ti2+.
a flask holds 100ml. when empty is mass is 125.54g. when filled with a solution of potassium bromide the mass of the
Consider the free radical bromination of butane. Using Fischer projections depict all the products of dibromination that contain chiral carbons. Be sure to include stereoisomers.
What is the price of a 5.4 microgram piece of copper, if copper sells for $0.15 per cubic inch and has a density
Given that the initial concentration of hypochlorite (ClO-) was 7.5x 10-4M, and the concentration at 200 seconds was determined to be 2.8 x 10-4M.
Antimony pentafluoride (SbF5) is a member of a class of molecules called super acids. What is the predicted structure of the molecule
Sodium thiosulfate, Na2S2O3, is used as a "fixer" in black and white photography. Identify the reducing agent in the reaction of thiosulfate with iodine.
A 0.627 g sample containing the pesticide plus inert material containing no chloride was decomposed with metallic sodium in alcohol. The liberated chloride ion was precipitated as AgCl weighing 0.0831 g. Calculate the percentage of pesticide in th..
175g of water at 86.0 degrees C were added to a perfect calorimeter conataining 103 grams of water at 18.5 C. What is the final temperature of this water mixture?
What is the reducing agent and what has been reduced c. What quantity of iodine can be obtained if 20.0g of NaI is mixed with 10.0g of MnO2 ( and a stoichiometric excess of sulfuric acid)
Explain how many moles of H2O much water is formed. Define what are the total pressure as well as the partial pressure of each gas after the reaction
A 23.45g piece of iron and a 29.95g piece of gold at 100.00C were dropped into 530ml of water at 16.05C. The molar heat capacities of iron and gold are 25.19 (j/mol x C) and 25.41 j/(mol x C). respectively. What is the final temperature of water a..
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