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if you desire to obtain the value of r directly in jmolk what must be the units of pressure and volume in the equationr
when the following oxidation-reduction reaction in basic solution is balanced what is the lowest whole-number
2 al oh 3 3 h2 so4 al2 so43 6 h2o how many grams of al2 so43 are generated when 152 g of h2so4
for a certain reaction the standard free energy change is -800 kj at 300 k and -400 kj at 600 k what is deltas in jk
a technician obtained the following results for the concentration mgdl of cholesterol in a blood sample 240 252 242 238
how many moles of sodium chloride nacl molar mass 5844 gmol are contained in a 1 lb box of table
a copper cus electrode is immersed in a solution that is 100 m in ammonia nh3 and 100 m in tetraamminecopperii cunh342
2 c2h6 g 7 o2 g 4 co2 g 6 h2oga which species is oxidizedb whick species is reducedc how many grams of oxygen gas
how much heat is required to convert 460 grams of ethanol in the liquid state at 25 degrees c to the vapor state at its
hydroxyl radicals are of interest in atmospheric processes due to their oxidative ability determine the partition
nh3 solution is titrated by hcl solution what is the ph at the 34 point of the titration
0020 mole of caoh2 is added into 400 ml of buffer solution with 040 m of nh3 and 060 m of nh4cl calculate the ph of the
can someone explain how to determine if the cis or trans isomer is optically active for crnh32ox2-and please show the
130 moles of gas are in a 400 tank at 249 calculate the difference in pressure between methane and an ideal gas under
how to extract and characterize aspartame from a diet soda the separation thecnics and chemistry analysis involved in
q1 a system is taken through a series of processes as a result of which it is restored to the initial state the work
why do we avoid leaving glass electrodes immersed in solutions of bases for more then a brief
we know that the molar heat of vaporization is 393 kj per mol and that the boiling point if 783
when pure sodium is placed in an atmosphere of chlorine gas the following spontaneous reaction occurs2nas cl2g
an unknown foul smelling hydrocarbon gives the mass spectrum and infrared spectrum with a major fragment at 39 67 81
eggs are sorted into sizes large and extra large at the cheerful chicken dairy unfortunately buss has not been good
what is the difference between a dipole-dipole interaction permanent and an induced dipole interaction temporary
2kclo3gt2kcl3o2 a 30 mol sample of kclo3 was decomposed how many moles of o2 are formed asumming 100
suppose you have two reactionsforward a---gtb and rate of formation of bka2reverse b---gt a and rate of decomposion of