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Which of the following pairs involve variables that are inversely proportional?
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Chemistry
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A balloon originally had a volume of 4.39 L at 44
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Chemistry
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anonymous
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For an ideal gas, calculate the pressure in atm if 8.25 x 10-2 mol occupies 174 mL at 215
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Chemistry
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Hydrogen gas can be produced by the reaction of Al metal with aqueous HCl according to the equation below. How many liters of H2 gas collected dry at 700 torr and 27
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The density of an unknown element in the gaseous state is 1.60 g/L-1 at 300 K and 1 atm. Which of the following could be the element?
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If 50.75 g of a gas occupies 10.0 L at STP, what will be the volume in L occupied by 129.3 g of the gas at STP?
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12 years
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Chemistry
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Nitrogen and hydrogen are reacting in a sealed vessel in a proper stoichiometric ratio to produce ammonia. As the reaction proceeds at a constant temperature and volume, the pressure inside the reaction vessel
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Suppose that a woman weighing 135 lb and wearing high-heeled shoes momentarily places all her weight on the heel of one foot. If the area of the heel is 0.500 in.2, calculate the pressure exerted on the underlying surface in kilopascals. (Remember that 1.00 atm = 14.7 lb/in.2.)
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A breath of air has a volume of 1.05 L at a pressure of 740. torr and body temperature, 37
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Nitrogen gas reacts with hydrogen gas to produce ammonia gas?
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Find the volume of a gas if 10.2 mol at 1000
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Sodium vapor is used in some street lamps. A typical lamp contains 2.00 g of sodium vapor at 31
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For an ideal gas, calculate the temperature in K if 1.82 x 10-3 mol occupies 2.88 mL at 22.1 atm.
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12 years
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A particular 10.0-L container will explode if the internal pressure exceeds 50.0 atm. What is the largest mass of He that can be inserted into the container at 19.0
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A gas vessel is attached to an open-tube manometer filled with a nonvolatile liquid of density 0.993 g/mL, as shown below. The difference in heights of the liquid in the two sides of the manometer is 32.3 cm when the atmospheric pressure is 765 mm Hg. Given that the density of mercury is 13.6 g/mL, what is the pressure in atm of the enclosed gas?
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At 46
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Find the number of moles of a gas that will have a pressure of 800. torr, a volume of 100. mL, and a temperature of 36.2
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Chemistry
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Br2 is a liquid with a density of 3.03 g/mL. Determine the pressure in atm exerted by a column containing Br2 at a height of 1000. mm. The density of mercury is 13.6 g/mL.
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12 years
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The diagonal line on the isotope graph represents nuclei with?
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Assume that gasoline is iso-octane, C8H18. With the density of iso-octane calculate the energy change?
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