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if you have 100 ml of pure water and add to it 10 ml of 20m hno3 what will be the ph of the final
what is the ph and the oh- of the solutions with the following h3o a 23 x10-4 b 48 x10-8 c 63
hypochlorous acid hocl is a weak monoprotic acid using the information for this acid in appendix f calculate the ph
if a weak acid solution ha is 03m and ionizes 1 what will be the concentrations of ha h3oand a- at
a typical calibration curve for emission spectroscopesuch as icp or fluorescence is linear at low analyte
an unknown monoprotic weak acid ha has a molar mass of 550 a solution contains 250 g of ha dissolved 800 ml of solution
for propanoic acid hc3h5o2 ka 13 multiplied by 10-5 determine the concentration of the species present the ph and the
how much heat is associated with the burning of 352 g of methane in the following unbalanced reaction ch4g o2g co2g
102 g of ice at -48oc is added to 164 ml of water at 501oc what is the final temperature oc of the
calculate the ph at the midpoint and at the equivalence point for a titration of 25ml of 0100m potassium hydrogen
expalin how you would prepare 5000ml of a solution that is 0100 m of h2so4 from concentrated 180 m of h2so4 which is a
how do i determine the concentration of mixed unknowns in a spectrophotometric determination of food dyesfor example i
bromine reacts with aluminum iodide if 635x1021 molecules of iodide are produced how many grams of aluminum iodide is
is there any simplar way to show me how to balance out eqautions the right
what ratio ch3nh3ch3nh2 is needed to prepare a buffer solution with a ph of 860 from methylamine ch3nh2 and
how much commercial fresh concentrated h2so4 solution in ml would you have to add to 100ml of distilled water to make a
compare and contrast solid-phase dna synthesis with enzyme-catalyzed dna synthesis please separately describe the
find the ph during the titration of 2000ml of 01000m triethylmine kb52x10-4 with 01000m hcl solution after the addition
2na 2h2o ----gt 2naoh h2 if 72g of na undergoes reaction with water and the resulting hydrogen is bruned in oxygen
a gas is compressed from an initial volume of 560 to a final volume of 123 by an external pressure of 100 during the
a 679 g mixture of the compounds sodium sulfide and potassium bromide is 409 by mass sodium sulfide the compound
the standard entropy of pbs at 29815k is 6480 jk-1 mol-1 assume that the heat capacity of pbs is given by cpm
during the experiment of an acid catalyzed dehydration of a secondary alcohol an elimination reaction e1 is experienced
an electron traveling at 337 105 ms has an uncertainty in its velocity of 899 104 msamp160 what is the uncertainty in
1 find the fourier transform of the function exp-pix2 sigma2 explain how the width and height of the bands are