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the substitution reactions of the bridged dinuclear rhii complex rh2uo2cch34xy have been studied by mas aquino and dh
for a gaseous reaction standard conditions are 298 k as well as a partial pressure of 1 atm for all species for the
explain when 2360ml of 0830m of hcl is diluted with 1410ml of water the molarity of the solution
an aqueous solution contains 514g of c3h7oh in 1270g of solution explain what is the mole fraction of
explain what mass g of potassium chloride is contained in 430 ml of a potassium chloride solution that has a chloride
an aqueous solution of a compound with a molar mass of 3402 gmol is 240 by mass as well as has a density of 109 gcm3
the equilibrium constant of h2 combustion at 1500k surpass that of n2 combustion at 2200k by at least 2 orders of
the gibbs free energy of water dissociation at 2100k is larger than that of carbon dioxide dissociation by at least 35
a soil sample was examined for lead a 1765 gram sample was microwave digested with 30ml of nitric acid the resulting
describe the effect of heat on the dry csicl2 as well as compare this with the effect of heat on potassium iodide
a dilute solution of unknown weak acid was titrated to the endpoint with 2862ml of 01804 m naoh the titrated solution
pure phosgene gas cocl2 00300 mol was placed in a 160 l container it was heated to 890 k as well as at equilibrium the
ammonium cyanate reacts in water to form urea utilizing the rate law for the reaction forecast the amount of ammonium
the rate constant of a chemical reaction raised from 0100 s-1 to 300 s-1 upon elevate the temperature from 250 c to
a solution was prepared by dissolving 1 g of nahco3 in 100ml of water explain how much anhydrous sodium carbonate naco3
if the activation energy of a reaction reduces from 100 kjmol to 90 kjmol at 298k by what factor will the rate of
the unimolecular decomposition of n2o5 has an activation energy of 102 kjmol and h 55 kjmol explain what is the
the internal energy change e for the conversion of 1 mol of compound a to compound b is 02 kj both a as well as b are
explain how many grams of nacl in 400g of water to lower the ice bath temperature to -10 degrees c 2 explain what will
for equal moles of cacl2 as well as feno33 dissolved in the same volume of distilled water how do you expect the
compute the total translational kinetic energy of the air molecules in a 50 m 60 m 30 m empty room at 20degc and 100
compute the enthalpy change upon converting 360 g of ice at -25 degc to water vapor steam at 125degc under a constant
a well tuned car emits about 01 g co per minute while a poorly tuned car emits 10g co per minute presume the vehicle is
compute the cell potential of the subsequent reaction as written at 2500 degress celsius given that zn20823m and
the frequency factor as well as the activation energy for a chemical reaction are a80x10-12 cm3molecules and ea157