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How much energy (in kilojoules) is released when 13.4 of steam at 122.5 is condensed to give liquid water at 71.5? The heat of vaporization of liquid water is 40.67 , and the molar heat capacity is 75.3 for the liquid and 33.6 for the vapor
A sealed glass jar has a small amount of water on the bottom. The rest of the volume in the jar is taken up by helium gas at a partial pressure of 526 mmHg, and water vapor. If the total pressure inside the jar is 760. mmHg, what is the temperatur..
Write the equilibrium expression that agrees with the equilibrium constant in part a. Calculate the equilibrium pressure of hydrogen gas needed to give an equilibrium ratio of CH3OH to CO equal to 10,000:1
The molecular formula is at C6H12O. What is the structure?, In the IR there is a peak at: 2960, 2930, and 2860 (CH stretch), a small peak at 2720, and a strong peak at 1725(carbonyl stretch C=O)
For a particular sample of copper, two peaks were obtained in the mass spectrum,showing an abundance of 69.10% at m/e 63 and 30.90% at m/e 65. Calculate the relative atomic mass of this sample of copper to three significant figures, using the data g..
How would a Dietary resin that absorbs bile salt reduce plasma cholesterol level( please give me a detailed biochemistry explanation
Choose the metal that is produced by electrolysis of its molten chloride salt. a) Li b) K c) Al d) Ca e) All of the above
Calculate the Ph after the following volumes of titrant have been added (a)0ml (b)20ml (c)59ml (d)60ml (e)61ml (f)65ml. will give all the points with some bonus points for showing all the steps
A mixture is formed from 5.0 mol of liquid benzene and 5.0 mol of liquid toluene at 25 oC and 1 atm. Assume that the mixture is ideal. Use ?Gof (benzene,l) = 90.0 kJ/mol, ?Gof (toluene,l) = 100.0 kJ/mol,
When doing the kinetic trials, someone mistakenly omitted the Sodium Thiosulfate solution. How will this omission change the appearance
A system expands in volume from 2.0 L to 24.5 L at constant temperature. Calculate the work (w) if the expansion occurs against a constant pressure of 5.00 atm.
A mixture of 2.00 moles of H2, 3.00 moles of MH3, 4.00 moles of CO2, and 5.00 moles of N2 exert a total pressure of 350kPa. What is the partial pressure of each gas?
Describe how you would prepare a 500 mL of a solution which is 0.500 M sodium and 1.60 M phosphate if you only had sodium chloride and potassium phosphate available
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