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given ka values of 10 x 10-10 and 68 x 10-8 for c6h5oh and c5h5nh respectively calculate the equilibrium constant for
in seawater a life preserver with a volume of 400times102 m3 will support a 700 kg person average density 980 kgm3 with
after a strenuous exercise session someone experiences sever cramps in the ghighs and pain in the biceps what chemical
what is the hydronium ion concentration of a 0110 m acid solution of an acid whose ionization constant is 545 x
the following organic chemicals are used during the oxidation of 9-hydroxyfluorene to fluorenone briefly explain how
you have a 200 ohm resistor a 0400 h inductor and a 600 mf capacitor suppose you make a series circuit with the
is it theoretically possicle to separate 9999 of 010m ki from 010m kbr by controlled-potential
a box with a volume v 003 m3 lies at the bottom of a lake whose water has a density of 103 kgm3a how much force is
the final reaction in the gluconeogenesis pathway in the liver is catalyzed by glucose-6-phosphatase hydrolysis of
an ice-cube tray contains 0332 kg of water at 185ca how much heat must be removed from the water to cool it to 0
depict and illustrate the difference in the three dimensional structure of ethene and point out the difference between
a solution of methylamine ch3nh2 has a ph of 1064 how many grams of methylamine are there in 1000 ml of
a car is traveling at 560 kmh on a flat highwaya if the coefficient of friction between road and tires on a rainy day
enter the simplest molecular formula for cyclopropane given that one molecular formula is ch23 enter formula in form of
what is the wavelength in meters of photons with the following energies in what region of the electromagnetic spectrum
a student is examining a bacterium under the microscope the e coli bacterial cell has a mass of 0500 where a
arrange these aqueous solutions each 10 by mass in solute in order of increasing freezing point and boiling point
if the coefficient of kinetic friction between a 350 kg crate and the floor is 025 what horizontal force is required to
in a calibration of a calorimeter 500 g of water at 600 c is added to 500 g of water at 200 c to give a mixture at 390
a new circus act features a large frictionless cannon with an 2500 nm spring mounted at the bottom of a long barrel
a point source is 180 cm below the surface of a body of a liquid n 133 find the diameter in meters of the largest
draw the boundary surface diagrams for the following atomic orbitals including the appropiate axesa
give the full electron configuration electrons quantum numbers for last electron added orbital diagram electron
cyclohexane c6h12 undergoes a molecular rearrangement in the presence of alcl3 to form methylcyclopentane ch3c5h9
a steel train rails are laid in 126m -long segments placed end to end the rails are laid on a winter day when their