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find the molar solubility of bacro4 exp ksp21 x 10-10 exp in a pure water and b 15 x 10-3 exp m
a 50 g horizontal metal bar 12 cm long is free to slide up and down between two tall vertical metal rods that are 12 cm
find the ph and volume ml of 00372 m naoh needed to reach the equivalence point in titrations of a 422 ml of 00520 m
a 15-cm-long metal rod pulled along two frictionless conducting rails at a constant speed of 35 ms the rails have
1940 calculate the ph during the titration of 3000 ml of 01000 m koh w 01000m hbr solution after the following
kp 37x10-6 at 900k for the synthesis of ammonia from n2 and h2 assuming that ho -92 kj calculate kp at 550
use the worked example above to help you solve this problem an object 308 cm high is placed 193 cm from a convex mirror
1 what is the abbreviation for deoxyguanosine 5-diphosphateenter the abbreviated name for the nucleotide for example
white light illuminates an oil film on water viewing it directly from above it looks red assume that the reflected red
what are the three possible nuclear arrangements of n2o which one allows for a good lewis structure this isnt the one
a laser beam whose wavelength is 681 nm falls on a barrier containing a pair of very narrow slits a screen is located
in a double-slit experiment slits separated by 1260e-4 m are illuminated by a coherent 571 nm light source what is the
a spaceship is 1600 m long when it is at rest when it is traveling at a certain constant speed its length is measured
5fe2 mno4- 8h rarr 5fe3 mn2 4h2onumber of moles of electrons transferred in a two half cell reactions in the above
an electron is accelerated to a speed where its total energy is 229 times larger than its rest energyhow many times is
charcoal samples from stonehenge in england were burned in o2 and the resultant co2 gas bubbled into a solution of
the tevatron at the fermi national laboratory fermilab west of chicago is a particle accelerator capable to produce
the following reaction has equilibrium constant kc32 calculate the equilibrium concentration of ch2o if 250 mol of ch2o
the millenium falcon is chased by the imperial forces the ship is moving at a speed of 0549 c han solo is shooting at
what spectral features including carbon spectra proton spectra ir spectra and mass spectra allow you to differeintiate
two events occur in an inertial system at the same time but 8145 km apart however in another inertial system these two
the initial concentration of reactant of a 2nd order reaction is 480 m after 6 minutes the concentration is measured
the reaction of diethyl heptanedioate with sodium ethoxide would give as the product
10000 ml of 010 m agno3 to 10000 ml of 012 m nacl the ksp for agcl is 18times10-10 at 25 oc what is the number of
considering the limiting reactant how many moles of excess reactant remain after the reaction of 0600 mol a and 1400