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the d-d transition in tih2o63aq produces an absorption maximum at 500 nm what is the magnitude of for this complex in
the equilibrium constant kc for this reaction is 46 x 10 -3 n2o4gltgt2no2g if the equilibrium contains 0050 m no2 what
a top spinning at 400 revs comes to a stop in 640 seconds assume that the top slows down at a constant ratea find the
a nuclear power plant generates 3000 mw of heat energy from nuclear reactions in the reactors core this energy is used
there has long been an interest in using the vast quantities of thermal energy in the oceans to run heat engines a heat
someone throws a rock at a clock 5 meters away from them the rock is thrown at a height of 120cm the velocity that it
for the elements scandium through manganese what is the highest oxidation state equal to a none of the above b the
an electric vehicle starts from rest and accelerates at a rate of 28 ms2 in a straight line until it reaches a speed of
a damped harmonic oscillator involves a block m2kg a spring k10nmand a damping force f-rv initially it oscillates with
determine the ph of the solution containing 810-3 m each of hf and naf assume that naf dissociates completely acid
a muon an elementary particle enters a region with a speed of 490 106 ms and then is slowed at the rate of120 1014
determine the freezing temperature of a 10 mm solution of formic acid faoh in water which also contains 25 mm na2so4
state the meaning of alpha and beta with regard to steroid structure and indicate whether the hydroxyl group on ring a
a heat engine does 180j of work per cycle while exhausting 440j of waste heatwhat is the engines thermal
the overall reaction in the lead storage battery used in your car is pb s pbo2 s 2 h aq 2 hso4 - aq 2 pbso4 s 2
consider the reaction au3 aq 3 tl s aus 3 tl aq with ecell o 184 v if the reaction occurred at 25 oc determine the
an aqueous solution of an unknown ruthenium salt is electrolyzed by a current of 250 a passing for 500 minutes if 2618
ethanol c2h5oh has a normal boiling point of 784 oc estimate suniverse at this 500 oc for the process c2h5oh l c2h5oh
a buffer containing 025 m nh3 kb 18 x 10-5 and 040 m nh4cl is prepared a what is the ph of this buffer solution b what
an airplane with a speed of 891 ms is climbing upward at an angle of 315 deg with respect to the horizontal when the
a radioactive 32p nucleus has a half-life of 143 days if a 5000 g sample is allowed to decay naturally how much time
calculate the expected vapor pressure at 25 oc for a solution containing 1580 g of nonelectrolyte sucrose mw 3423 gmol
the specific heat capacity of silver is 024 jg oc a calculate the amount of energy required to raise 1500 g ag from 273
a conducting rod whose length is 250 cm is placed on a u-shaped metal wire that has a resistance r of 800 ohms the wire