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an ac series r-l-c circuit contains a 120 ohm resistor a 200 uf capacitor and a 500 mh inductora find the resonance
1 frank and oswalt report a molar absoptivity of 4700 l mol -1 cm-1 for the thiocyanatorironiii ion what t would you
1 supply the missing product for the following reaction 5926fe reg -10e2 the oh- of a solution is 36 x 10-4 m
1 what is a zymogen how are they activated give an example2 what is a transition state and what is its relationship
a string has a tension of 191 n a wave travels on the string with a frequency of 65 hz and a wavelength of 090 meters
the activation energy of a certain reaction is 529 kjmol how many times faster will the reaction occur at 35 degrees c
a wave on a string has an amplitude of 032 m a frequency of 120 hz and a wavelength of 14 metersa what is the speed of
three resistors having resistances of r1 153 r2 237 and r3 473respectively are connected in parallel to a 283 v
1 200 ml of a 010m weak acid ka 156x10-6 is titrated with a 020m strong basea what is the ph initially before any
the isotope 22na has a half life of 260 years how much of a 100 gram sample would be left after 100
will a precipitate form when 200ml of pbno32aq with a concentration of 250x10-4 moll is reacted with 450ml of cacl2aq
freight car with mass of 25000 kg rolls down an inclined track through a vertical distance of 15 m at the bottom of the
you have a special lightbulb with a very delicate wire filament the wire will break if the current in it ever exceeds
what is the ph of a 030 m pyridine solution that has kb19x10-9 the equation for the dissociation of pyridine is
an explosion of a 100-kg bomb releases only two separate pieces the bomb was initially at rest and a 400-kg piece
a hockey puck brests on a smooth surface of ice and is struck by a second puck a which was originally traveling at
the composition by mass of methyl alcohol ethyl alcohol n-propyl alcohol and water in two solutions a and b are given
a fire hose of radius 00300m is connected to the pump outlet on the fire truck at the other end of the hose water
a child and an adult are walking their legs swing like physical pendulums and both swing through the same maximum angle
naphthalene combustion can be used to calibrate the heat capacity of a bomb calorimeter the heat combustion of
fm station kcom transmits simultaneously at a frequency of 999 mhz from two broadcast towers placed precisely 315 m
if cost per gram were not a concern which of the following substances would be the most efficient per unit mass for
suppose you inherit 305 mol of gold from your uncle an eccentric chemist at a time when this metal is selling for 1500
what is the anticpated rate in grams per minute at which ethanol will be formed at a rate of 100 l per minute at 573 k
an object of mass m moves to the right with a speed v it collides head-on with an object of mass 3m moving with speed