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a 10 l vessel containing 1 mole of gas molecules at 250 degc has a composition that is 5 co2 60n2 10 so2 and 25 he what
how many kilograms of co2nbspare produced by the complete combustion of 38 kg ofnbspn-octanenbsphintnbspbegin by
coverdoc1 review the hydroboration-oxidation reaction from your organic i experience draw tripropylborane and
calculate the temperature of an argon sample at 554 kpa and 186l if it occupies 258 l at 750 degrees c and 411 kpa i
a 750 ml sample of hydrogen exerts a pressure of 822 torr at 325 k what pressure does it exert if the temperature is
1 write the following isotope in hyphenated form eg carbon-14a sodium-24b sodium -11c sodium -35d sodium -132 write the
if your concentrations of acetic acid and sulfuric acid were the same would you have to add the same or different
if you add 18g of benzoic acid to 82g of an ointment base what is the final concentration ww of the
a 5000 g sample of methanol ch3oh was combusted in the presence of excess oxygen in a bomb calorimeter containing 4000
a 500 ml sample of argon at 800 torr has its absolute temperature quadrupled if the volume remains unchanged what is
give a one-paragraph summary of a known toxin that interests you including basic information such as its occurrence in
now consider a situation in which 290nbspgnbspofnbspp4nbspis added to 540nbspgnbspofnbspcl2 and a chemical reaction
1 a bomb calorimeter consists of metal parts with a heat capacity of 8500 and nbsp1100 grams of oil with a specific
a 2500 gram sample of an unknown metal initially at 990 degrees celcius is added to 5000 grams of water initially at
if a saturated solution of substance a in 1000 g of water is cooled from 30 c to 10 c what mass solid solute would
a niacin vitamin tablet specifies that each tablet contains 100 mg nicotinic acid a student looking for extra credit in
42 kilograms of copper ii phosphate reacts with 911x10 25 formula units of potassium hydroxide in a double displacement
you need to prepare an acetate buffer of ph 573 from a 0797 m acetic acid solution and a 210 m koh solution if you have
you need to prepare 180g of a 9 cream using a 30 stock cream and a 2 cream base how much is needed of each round to the
a 6278 gram sample of iron with a heat capacity of 0450 jg ordmc is heated to 1000 ordmc it is then transferred to a
part -11 how much heat in joules and in calories must be added to a 750-g iron block with a specific heat of 0449 jg
the retina of the human eye can detect light when radiant energy incident on it typo is at least 40x10-17 j for light
a study of the system xbr2g xg br2g was carried out a container was charged initially with an xbr2200 moll as the
1 almost all amino acids are chiral the body only uses l amino acids and proteins are chains of amino acids that in the
a mixture of132g h2and153g he is placed in a 100 l container at24degc calculate the partial pressure of each gas and