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problem- phosgene is a potent chemical warfare agent that is now outlawed by international agreement it decomposes by
problem- what is the experimental yield in grams of the solid product when the percent yield is 7592 when 1180 g of
problem- the compound ch3chchcho has a strong absorption in the ultraviolet at 46 950 cm1 and a weak absorption at 30
problem- arrange each of the following groups in order of increasing standard molar entropys and explain your
problem- what is the theoretical yield in mol of carbon dioxide when 272 mol oxygen reacts with 249 mol of ethanol
problem- consider the combustion of methane to form carbon dioxide and water what is the oxidation state change for
problem- in 2011 researchers showed that hypochlorous acid hclo generated by white blood cells kills bacteria calculate
problem- write the ion-product expression at equilibrium for each compounds a calcium sulfate b chromium iii carbonate
problem- what celsius temperature is needed to change the volume of a gas from 3000 ml at 125 degrees celsius to 4200
problem- calculate the cell voltage using the following half - reactions standard reduction potentials and ksp values
problem- at 800 am a patient receives a 59-mg dose of i-131 to obtain an image of her thyroid if the nuclide has a
problem- 2- deoxyglucose is an analogue of glucose that has shown promise as a anti-cancer drug the molecule can be
problem- calculate the binding energy kjnucleon for a cu-63 nucleus h-1 100785 gmol n-1 1008665 gmol cu-63 6293960
problem- the equation of line determined from a beers law plot is y 0195x 04 what is the concentration of an unknown
problem- the cell potential of this electrochemical cell depends on the gold concentration in the cathode
problem- the decomposition of hi at low temperature was studied by injecting 250 mol of hi into a 1032-l reaction
problem- does anyone know the curved arrow mechanism for 1 1-dimethyl-3-oxo-2-triazanolate after it resonates to the
problem- the reaction below takes place in a 2500 ml flask at 238 c with so2 having an initial pressure of 0675 atm amp
problem- iodine-131 is a radioactive isotope after 400 days 708 of a sample of i-131 remains what is the half life of
problem- if 2600g of calcium hydrogen carbonate react with 4300ml of 0742m nitric acid what volume of carbon dioxide is
problem- the half-lives of different radioisotopes are given in the table below if the inital amount of indium-117 is
problem- when mrspock left vulcan he had a 5000g sample of radioactive element q which has a half life of 2450dayshis
problem- the nuclear mass of fe-56 is 559207 amu calculate the binding energy per nucleon for fe-56 units
problem- the half-lives of different radioisotopes are given here argon-44 12 life 12min lead-196 12 life 37 min