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Suppose that the reaction A---> products is exothermic and has an activation barrier of 75kJ/mol. Sketch an energy diagram showing the energy of the reaction as a function of the progress of the reaction. Draw a second energy curve showing the effect of a catalyst.
Suppose you are given 150 mg of an unknown mixture that contains three compounds, and you are told to separate the compounds using column chromatography
What is the molarity of an aqueous solution containing 75.3 g of glucose (C6H12O6, mol wt = 180 g/mole) in 35.5 mL of solution
write the complete mechanism for the initiation and propagation steps using free radical notation for free radical notation mono-chlorination reaction of the alkane: 2, 4 - dimethylpentane.
If 0.80g of gas occupies 295 mL at 25 degrees celsius and 680 mm Hg of pressure, what is the molar mass of the gas?
need to generate ammonia from ammonium chloride to use in a reaction. should you use sodium bicarbonate or sodium carbonate?
If you have 100 ml of pure water and add to it 100 ml of 2.0M HC2H3O2. What will be the final solution pH
The Daily Dose of Ampicillin for the treatment of an ear infection is 115mg/kg of body weight. What is the daily for a 34 lb child
A certain first-order reaction (A products) has a rate constant of 4.80×10-3 s^-1 at 45 C. How many minutes does it take for the concentration of the reactant, [A], to drop to 6.25% of the original concentration?
Determine the volume of a 0.510 M KMnO_4 solution required to completely react with 2.90 g of Zn.
the electron microscope has been widely used to obtain highly magnified images of biological and other types of
Consider 2 Al + 6 HCl → 2 AlCl3 + 3 H2 , the reaction of Al with HCl to produce hydrogen gas. This reaction has a yield of 82.5 percent. How much HCl are needed to produce 14.0 L of H2 at 351 K and 1.11 atm ?
For a Voltaic Cell involving Pb as the anode and Ag as the cathode, what would be the initial voltage of the cell if the initial concentration of Pb2+ was 0.5M and Ag+ was 0.1M
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