What is the freezing point of a benzene solution
What is the freezing point of a benzene solution containing 400 g of benzene and 200 g acetone (C3H6O)? Kf for benzene is -5.12 C/m. The freezing point of pure benzene is 5.5 degrees Celcius.
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The number of moles in .452 grams of NaClO4, the number and type of particle in .452 grams of NaClO4, is it possible for NaClO4 to be soluble in water.
A 184-mg sample of Na2CO3 is dissolved in H2O to give 3.00L of solution. What is the concentration of Na+ in parts per million (ppm)?
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Ammonia (NH3, Kb = 1.8 x 10^-5) is added to 100 mL of water at room temperature. The vapor pressure of the water above the solution drops to 0.03 atm. What is the pH of the solution in the limit that any gas phase NH3 is negligible?
Vehicles begin to arrive at a toll booth at 850 am with an arrival rate of x(t) = 4.1 + .01t (with t in min and x(t) in veh /min.) The toll booth opens at 9am and processes vehicles at a rate of 12 per minute throughout the day.
A 2.00 l sample of h2 at 70c and 725mmhg is compressed to 1750ml at 1.20atm what is the new temp? Calculate the c temperature at which 43.0g of oxygen occupies 1300. ml at 860 torr
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A coal fired power plant is served by 25 trucks. When loaded, each truck consists of one single-axle of 14 kips (the front axle), two tandem axles of 32 kips each (the middle axles) and one single axle of 22 kips (back axle).
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