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Question- Give the structure that corresponds to the following molecular formula and 1H NMR spectrum: C7H12Cl2:? 1.07 (integral = 6203, s);? 2.28 (integral = 1402, d, J = 6 Hz);? 5.77 (integral = 700, t, J = 6 Hz). Note: The integrals are given in arbitrary units.
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What mass of solid PbCl2(278.10 g/mol) is formed when 200 mL of .125 M Pb2+
One of the buffers to maintain the pH of blood uses phosphoric acid, H3PO4, buffer. Phosphoric acid is triprotic and it's equilibrium constants are Ka1=7.5x10-3, Ka2=6.2x10-8, and Ka3=3.6x10-13. How would we prepare 2.0L of a phosphoric acid buffe..
How much heat is required to melt 15 grams of ice at 0C? How much heat is released when 100 grams of steam condenses at 100C? If a system of ice and water has a mass of 12 grams
Furthermore, by carefully monitoring the volume change it is determined that 92kJ of work is done on the mixture during the reaction. Calculate the change of energy of the gas mixture during the reaction in kJ.
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At equilibrium, the pressures of NH3 and HCl are both equal to 0.00552 atm, and the mass of NH4Cl (s) is 35.4 g. Calculate the equilibrium pressure of NH3 after 11.3 g of NH4Cl (s) is added to the container?
an automobile achieves a gas mileage of 34.0 mi/gal. how many kilometers can it travel on 1.5 L of gasoline.
What is the value of the equilibrium constant at 25 degrees C for a reaction, if the value of ?G°rxn is -47.8 kJ at 25 degrees C
Describe and explain the possible effect on your results of the following experimental errors or variations. In each case specify the component(s) whose percentage(s) would be too high or too low.
which works better as a solvent for benzoic acid water or the solvent pair of methanol and water.
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