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from the values of h and s predict which of the following reactions would be spontaneous at 25 degrees celsius reaction
what are the primary chemical events when high-energy radiation penetrates
ch3oh can be synthesized by the following reaction cog 2h2g-gt ch3ohg what volume of h2 gas in l measured at 754 mmhg
circle the compound in each pair that you would predict to be more soluble in water give a very brief explanation for
predict which substance in each of the following pairs has a greater molar entropy 1 p4 g vs p2 g 2 hno3 aq vs hno3 l 3
ruthenium can form complexes with chloride and water ligands with varying stoichiometers three such complexes are
nitrogen and oxygen forms an extensive series of oxides with the general formula nxoy what is the empirical formula for
a 3592 g sample of hydrated magnesium bromide mgbr2xh2o is dried in an oven when the anhydrous salt is removed from the
for the compound nh4crh2o6so42 provide 1 the correct name of the entire compound 2 the oxidation state of the
a piece of silver with a mass 415 g has a heat capacity of 984 jdegrees celsius what is the specific heat of
calculate the amount of heat in kj required to heat 275 kg of water from 1320 degrees celsius to 4632 degrees
the community of enviro us population 26300 tests its drinking water supply for coliform organisms by the fermentation
if 15 ml of a 1 m hcl solution is mixed with 25 ml of a 250 m naoh solution in a process that produces 273 mg of nacl
the volume of fluorine gas required to react with 267 g of calcium bromide to form calcium fluoride and bromine at 41
calculate h0rxn for the following reaction after it is properly balanced with the smallest whole-number coefficients
explain why a compound with a phosphate group whose free energy of hydrolysis is more negative can transfer phosphate
how are vapor pressure and boiling point of a liquid related to each other what does intermolecular attraction have to
if 480 g of o2 and 44 g of co2 are placed in a 100 l container at 21 degrees c what is the pressure of the mixture of
the bond dissociation energy of h2 and cl2 are 436 and 242 kjmol respectively the pauling electronegativity of h and cl
magnesium reacts with sulfuric acid according to the following equation mg s h2so4 aq ---gt mgso4aq h2 g how many
what is the change in internal energy in j of a system that absorbs 0603 kj of heat from its surroundings and has 0903
a volume of 485 ml of argon at 450degc and 100 atm is combined with 210 ml of xenon at 237degc and 391 atm in a new
thermodynamic equilibrium constant k for liquid-gas partitioning is a ratio of the analyte concentration in liquid
a solution transmittance is 35 at 260nm what will be solution absorbance if you dilute 250 ml of the solution to
calculate the ionic strength of 100mm solution of mg3po42 in 10mm acetic