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problem- sulfur trioxide so3 is made from the oxidation of so2 and the reaction is represented by the equation 2so2 o2
problem- place the following solutions in order by the size of the freezing point depression from smallest to largest
problem- a buffer is prepared by adding 030 mol ch3coona to 20 l of a 010 m ch3cooh solution calculate the ph after
problem- a flask containing 368 ml of 0138 m sodium acetate nac2h3o2 is titrated with 249 ml of 0128 m hno3 calculate
problem- a compound that contains only c h and o is subjected to combustion analysis a 03654 gram sample of this
problem- nitric oxide no is made from the oxidation of nh3 and the reaction is represented by the equation 4nh3 5o2
problem- we can digest amylase and amylopectin but not really cellulose specifically why can we not digest the
problem- please help outline briefly where the various steps of carbohydrate digestion occur please present the answer
problem- for the straight line defined by the points 4 57 and 6 91 determine the slope and y-intercept do not round the
problem- calculate the ph the percent dissociation as well as the concentrations for ch3co2- and oh- in a 010 m acetic
problem- a certain substance has a heat of vaporization of 3918 kjmol at what kelvin temperature will the vapor
problem- if 488 g of o2 is mixed with 488 g of h2 and the mixture is ignited what is the maximum mass of water that may
problem- the commercial production of phosphoric acid h3po4 can be represented by the equation 1500 g 300 g 307 g 1180
problem- one step in the isolation of pure rhodium metal rh is the precipitation of rhodiumiii hydroxide from a
problem- pure copper may be produced by the reaction of copperi sulfide with oxygen gas as follows cu2ss o2g iumlreg
problem- how many electrons in an atom can have each of the following quantum number or sublevel designationsa n 2 l
problem- a potassium dichromate is prepared by 03525 grams of k2cr2o7 is enough water to yield 2500 ml of solution a
problem- describe how you would prepare 2500 ml of 0150 m ammonium ion solution beginning with solid ammonium phosphate
problem- a liquid has an enthalpy of vaporization of 298 kjmol its normal boiling point is 306 k at what temperature
problem- a 0093 m solution of a weak monoprotic acid is 22 ionized at 25 degrees c what is the acid-ionization constant
problem- what is the hydronium-ion concentration in a 0025 m solution of carbonic acid h2co3 for carbonic acid ka142
problem- what is the ph of the solution which results from mixing 500 ml of 030m hfaq and 500ml 030m naoh aq at 25cka
problem- estimate the isoelectric point of a ser-his dipeptide explain why this value is only an estimateplease perform
problem- the ka of a monoprotic weak acid is 487 x 10-3 what is the percent ionization of a 0133 m solution of this
problem- the species called glacial acetic acid is 98 acetic acid by mass d10542gml what volume of glacial acetic acid