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1 100g of liquid water is heated from 0 c to 100 c at 1 atm the water is the systemfind heat in joules2 calculate the
you are given solutions of hcl and naoh and must determine their concentrations you use 266 ml of naoh to titrate 100
a girl is celebrating her seventh birthday each guest is served one large slice of chocolate cake a hamburger french
a common pair-wise intermolecular potential is the lennard-jones potential which is given byphi4asigmar12-sigmar6 here
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the volume of blood in the body of a certain deep-sea diver is about 600 l blood cells make up about 55 of the blood
from data below calculate the total heat in j associated with the conversion of 0499 mol ethanol gas c2h6o at 301degc
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the equilibrium vapor pressure of 2-butanol at 347degc is 750 mmhg calculate the equilibrium vapor pressure at 467degc
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the boiling point of another member of this homologous series was found to be 309 what is the likely molecular formula
a student following the procedure described in this module collected the foll wing data mass mg m 00243 initial syringe
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the protocol for an rna concentration assay calls for a calibration curve with 15 ngmicrol rna in well 1 150 ngmicrol
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1 the normal boiling point for acetone is 566 degrees celsius at an elevation of 5300 ft the atmospheric pressure is
calculate the volume of h2 in ml required to hydrogenate 272 g of trans-carveol at
125 ml of h2o is initially at room temperature22degc a chilled steel rod at 2degc is placed in the waterif the final
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bills recipe for onion soup calls for 40 lb of thinly slicedonions if an onion has an average massof 115 g how many
the structures of atoms what bonds are and how they are made the periodic table as far as how to understand electrons
a solution was prepared by dissolving 250 g of kcl in 225 g of water calculate the mass percent of kcl in the
a 21496-g sample of magnesium is burned in air to form magnesium oxide and magnesium nitride when the products are
in preparing the sodium thiosulfate solution the solid na2s2o3x5h2o is not dried will this oversight cause the reported