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Atmospheric pressure decreases as altitude increases. In other words, there is more air pushing down on you at sea level, and less air pressure pushing down on you when you are on a mountain.
If pentane (C5H12), hexane (C6H14), and hexanol (C6H13OH) are heated evenly at different altitudes, rank them according to the order in which you would expect them to begin boiling.
Calculate the percent population of the first 10 rotational energy levels for HBr (rotational constant B = 8.46cm^-1) at 298K?
How many circular clarifers will be needed if each one is 90 ft in diameter and the surface overflow rate must be less than 575 gal/ft^2/day at the average daily flow rate?
Consider a cylinder filled with air with a piston and spring arrangement on top. The external pressure is 1 bar, the initial temperature of the air in the cylinder is 25 C.
Allyl sulfide, C6H10S, is a compound that has the odor of garlic. How many sulfur atoms are in 23.2 g of C6H10S?
the partial pressure of oxygen in the atomsphere is 0.20 atm, what is the solubility of dissovled oxygen in blood? recall that the soulibilty of oxygen constant
A muon is an elementary particle with a negative charge equal to the charge of an electron and a mass approximately 200 times that of the mass of an electron.
Calculate the molar mass of the unknown gas. (remember that the faster the rate of effusion, the shorter the time required for effusion of 1.0L
Assuming that the deformation is completely elastic, compute the amount of stress that is put on the nickel 200 alloy. Use values of Yield Stress, Ultimate Tensile Strength, Coefficient of Thermal Expansion and E for nickel 200 alloy.
How many grams of FeSO4.(NH4)2SO4.6H2O (MW = 392.14) must be dissolved and diluted to 250.0 mL to prepare an aqueous solution that is 10.00 ppm Fe2+
Phosphorus-32 has a half-life of 14.0days . Starting with 6.00g of 32p , how many grams of phosphorous will remain after 42.0days.
What is the half-life of this reaction assuming first-order kinetics?
What is the silver ion concentration in a solution prepared by mixing 353 ml of .357 M silver nitrate with 425 ml of .494 M sodium carbonate?
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