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A student has the mixture and acid in the separatory funnel, after shaking and venting the funnel two layers appear. When the student turns open the stopcock to separate the layers, the liquid does not come out. Which of the following is the best explanation as to why the liquid does not come out?
Consider following cell. SCE stands for the saturated calomel reference electrode, which has a fixed potential of 0.244 volt. Pt|VOSO4 (0.0824 M), V2(SO4)3 (0.395 M), HClO4 (0.0100 M) || SCE Calculate the cell potential.
You are asked to determine the strength of an acid by titration with NaOH. Exactly 50.0 ml of the acid are titrated with 0.300M NaOH and the equivalence point is reached at exactly 20.0 ml of NaOH. What is the molar strength of the acid
What is the volume of one mole of hydrogen gas at 273 K and 760 torr? What is the volume of one mole of oxygen gas under the same conditions?
the normal boiling point of ethanolc2h5oh is 78.5c. using the informationfrom thermodynamic data at 1 atm and 25c and
What ions and/or molecules are present in relatively large proportions in a solution of a weak acid HCN (aq)
Two compounds of formula [PtCl2(NH3)2] can be made, but only one is active against certain cancers. Sketch the structures of the two isomers and label them.
the reactants in a Diels-Alder reaction are used in a 1:1 ratio. In this experiment, one reagent is used in excess. Which reagent is in excess, and why is it important that so much of it be used?
draw a detailed mechanism including arrows to show electron flow for the synthesis of acetylferrocene from ferrocene
When CuCN is used in the Sandmeyer reaction, the preparation is generally carried out in a neutral medium. Can you offer an explanation of why this is done?
Draw the structures of 4 amines with formula C3H9N. Draw the structures of all monoiodo derivatives of 3-methylpentane, C6H13I, which have the iodine on a tertiary carbon.
The molality of potassium bromide, KBr, in an aqueous solution is 1.64 mol/kg.
Write a summary paper about the article "Kinetics of the Hydrolysis of Atmospherically Relevant Isoprene-Derived Hydroxy Epoxides" by NEIL C. COLE-FILIPIAK, ALISON E. O'CONNOR AND MATTHEW J. ELROD.
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