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the pk value for the active site residue glu35 is 63 what is the ratio of ionized to protonated glu35 residues at ph
2hg2 n2h4 ------gt 2hg n2 4hif 1352 grams of mercury if formed if you had 1350 ml of hg2 what was the original
a uniform 15t magnetic field passes perpendicular through the plane of a wire loop 03m in area what flux passes through
ice at 00 degrees celsius has a density of 917kgm3 a 300cm3 ice cube is gently released inside a small container filled
identify the most important types of interparticle forces present in the solids of each of the following substances ar
a rope connects a 25 kg mass sitting on a 30 degree incline with a hanging mass of 90 kg the rope passes over a 12kg
a student prepared a solution by dissolving 04351plusmn00002 g of nacl formula mass of nacl is 58443plusmn0002gmole in
a car drives on a level circular track the coefficient of friction between the tires and the track is 0640 the maximum
the electric field everywhere on the surface of a charged sphere of radius 0280 m has a magnitude of 585 nc and points
you are a logger out in the woods you find a log that could be spruce or birch in order to figure out which is you put
radio station wqed in pittsburgh broadcasts at 893 mhz with a radiated power of 430 kw what is the magnitude of the
a stunt man drives a car off a 10 m high cliff at a speed of 20ms how far does the car land from the basis of the
construction cranes are able to balance heavy loads by using a counterweight the crane operator can slide the entire
two girls are sitting on the same side of a see-saw one girl is 28 kg and sitting 24 m away from the middle the other
a 015 kg meter stick is balanced with the pivot point at the 18 cm mark a weight of 32n is hung from the shorter end
the formula for caluculating a dilution of a solution is m1v1m2v2 use this equation to calculate the volume of a 20 m
a converging lens has a focal length of 155 cm if it is placed 725 cm from an object at what distance from the lens
a 630 kg astronaut is ona spacewalk when the tether line to the shuttle breaks the astronaut is able to throw a 100 kg
a block of mass m is attached to a fixed wall by means of a spring whose force constant is k the block slides on an
a radar unit sends out 005 microsecond pulses of microwaves whose wavelength is 25 mm what is the frequency of these
what would happen if the kinetic energy of the reactants were not enough to provide the needed activation
at an outdoor market a bunch of bananas is set into oscillatory motion with an amplitude of 201368 cm on a spring with
a spherical balloon is made from a material whose mass is 257 kg the thickness of the material is negligible compared
when ethyl chloride ch3ch2cl is dissolved in 10 m naoh it is converted into ethanol ch3ch2oh by the reactionch3ch2cl
a 745 n window washer is standing on a scaffold supported by a vertical rope at each end the scaffold weighs 123 n and