What mass of sucrose should be combined
What mass of sucrose should be combined with 550 g of water to make a solution with an osmotic pressure of 8.65 atm at 295 K? (Assume the density of the solution to be equal to the density of the solvent.)
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A car drives north at 46 mi/h for 10 {rm min} and then turns east and goes 5.0 {rm mi} at 56 mi/h. Finally, it goes southwest at 30 mi/h for 6.0 {rm min} Determine the car's displacement.
Calculate the mass percent of a solution that is prepared by adding 72.6 g of NaOH to 418 g of H2O.
It is placed into a container of water at 17C. What mass of water was in the container? The specific heat of water is 4.184j/g C and of silver is 0.24J/gC.
A loudspeaker of mass 23.0 is suspended a distance of = 2.40 below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of = 4.00 . What is the tension in each of the cables? Use 9.80 for the magnitude of the a
Discuss how an airline executive might use tourism economics relating to passenger load-factors, ticket prices, discounts, frequent-flyer programs, joint fares, and flight frequencies.
Arrange these hydrates in order of increasing percent water content. (Use the appropriate <, =, or > symbol to separate substances in the list. Compose the list using the appropriate formulas.)
What will happen to the membrane potential if the membrane suddenly becomes selectively permeable to K+ (but not Cl-)? What happens if you then add NaCl to one side only?
If the amount of radioactive Iodine-123 in a sample decreases from 0.4g to 0.1g in 26.4 hours, what is the half- life, in hours of iodine-123.
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