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a car travels at 510 miles per hour and gets 120 kilometers per liter of gasoline how many gallons of gasoline are
our procedure for a catalytic hydrogenation of 4-cyclohexene-cis-12-dicarboxylic acid molwt17016gmol says to scale up
1 how do you do a problem like thiscalculate the catechol substrate concentration of a solution prepared by mixing 18
the vapor pressure of ccl3f at 300 k is 856 torr if 120g of ccl3f is enclosed in a 10 l container what mass of liquid
suppose a 500 l sample of oxygen at a given temperature and pressure contains 108 1023 molecules how many molecules
give the structure of the major and minor organic products formed when hbr reactw with e-44-dimethyl-2-pentene in the
the ionization constant of lactic acid ch3chohco2h is 136x10-4 if 200 g of lactic acid is used to make a solution with
the vapor pressure of water at 20 degrees celcius is 175 mmhg what is the vapor pressure of water over a solution
suppose that 090g of water condenses on a 800g block of iron that is intitially at 24 degrees celsius if the heat
which one of the following aqueous solutions will have the lowest boiling point temperature explain or show workall
1 a piece of sodium weighing 290g is placed in 500 ml of oil the volume of oil now reads 749 ml what is the density of
a person uses 750 kcal on a long walk calculate the energy used for the walk in each of the following energy unitsa
what mass of solid aluminum hydroxide can be produced when 500 ml of 0288 m alno33 is added to 2000 ml of 0159 m
in a certain hypothetical experiment the initial concentration of reactant is 100 and its rate constant is 00150 it
could a compound contain both ionic and covalent bonding does caso4 have both ionic and
acetonitrile ch3cn is a polar organic solvent that dissolves a wide range of solutes including many salts the density
how many moles of oxygen are generated during the thermal decomposition of 775 g of lead iv
the presence of the radioactive gas radon rn in well water obtained from aquifers that lie in rock deposits presents a
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a compound containing only c h and o was extracted from the bark of the sassafras tree the combustion of 299 mg
a 252-g sample of a compound containing only carbonhydrogen nitrogen oxygen and sulfur was burned in excess o to yield
during a typical breathing cycle the co2 concentration in the expired air rises to a peak of 46 by volumeacalculate the
caffeine c8h10n8o2 is a stimulant found in coffee and tea a solution of caffeine in chloroform chcl3 as a solvent has