Determine the concentration of in mass percent
An aqueous CaCl2 solution has a vapor pressure of 82.1 mmhg at 50 C . The vapor pressure of pure water at this temperature is 92.6 mmhg What is the concentration of in mass percent?
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An inflated balloon has a volume of 0.55 L at sea level (1 atm) and is allowed to rise to a height of 6.6 km, where the pressure is about 0.40 atm. assuming that the temperature remains constant, what is the final volume of the balloon?
What is the final temperature of the solution (in )? Assume that the specific heats of both pure and the solution are the same, 4.18 .
Earlier, Alex says, "Somewhere in the scientific method lies the answer for the needed management techniques." Here Alex and Lou finally seem to determine what the "necessary management techniques" should be. What are their conclusions? Do you ag
In an ethanol-chloroform solution in which the mole fraction of ethanol is 0.20, the total vapor pressure is 304.2 torr, and the mole fraction of ethanol in the vapor is 0.138. Calculate the activity coefficients of the ethanol and the chloroform.&nb
Kp = 1.78 at 250ºC for the decomposition reaction, PCl5(g) ? PCl3(g) Cl2(g). Calculate the percentage of reactant that remains if 10.0 moles of starting material are placed in a closed vessel at this temperature and 2.00 atm pressure.
Polycorp Limited Steel Division is considering a proposal to purchase a new machine to manufacture a new product for a potential three year contract. The new machine will cost $1.11 million. The machine has an estimated life of three years for acc
Comment on the situation in this case. is the positive charge of hydronium ion on the least electronegativity atom? is this reasonable? is there a choice?
What type of intermolecular forces are expected in a NICl2 molecule?
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