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A liquid that has a density of 0.80 0.01g/ml and 0.80-0.01 g/ml is insoluble in cyclohexane. what is the liquid? what is the boiling point of cyclohexane at 600 mm hg?
Assume the products are all gaseous. Show all your work. What is delta G and is the reaction spontaneous at 298K or nonspontaneous
Compute the change in entropy of the universe if water vapor of one mol condenses to liquid water at the temperature of 100°C in a thin flask in an ambient laboratory temperature of twenty five degree celsius.
Determine the pH of a 0.075 M aqueous solution of magnesium fluoride. For hydrofluoris acid the Ka is 7.0 x 10^-2.
Calculate the volume (in mL) of a 0.680 M KOH solution that should be added to 4.000 g of HEPES (MW=238.306 g/mol, pKa = 7.56)
How much heat energy, in kilojoules, is required to convert 47.0 g of ice at -18.0 degrees C to water at 25.0 degrees C ?
What is the dissociation constant, Kd, of a ligand with a percent occupancy (or fractional saturation) of 20% when
The bottle is then brought outside and stored at 0.0°C. (a) What mass of liquid water condenses inside the bottle?
Determine the limiting reactant in HCl + NaOH = NaCl + H2O given 2 moles of HCl and 2.5 moles of NaOH
Nitrogen (80 kPa), oxygen (21.0 kPa), carbon dioxide (0.03 kPa), and water vapor (2.0 kPa) are the usual atmospheric components. What is the total atmospheric pressure in kPa.
Calculate the mass of methane that must be burned to provide enough heat to convert 128.0 g of water at 36.0°C into steam at 103.0°C. (Assume that the H2O produced in the combustion reaction is steam rather than liquid water.)
A 10 mL aliquot of a 10 M solution diluted to 250 mL A 25 mL aliquot of a 10 M solution diluted to 250 mL A 57 gram beaker that weighs 82 grams after NaCl is added transfers all of the NaCl into a 100 mL volumetric flask and dilutes it to the mark..
Explain how these products are produced by showing the mecahnism involved. (draw).
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