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a small coil has a cross section of 35 cm2 and consists of 12 turns of wire if the loop carries a current of 140 ma
a in a 1m solution of glycine at ph 90 what fraction of glycine has its amino group in the -nh3 formb how much 5m koh
for distance objects the angular size in degrees can be appropriate as 57deg wd where w is the width of the object and
the index of refraction for crown glass is 1512 at a wavelength of 660 nm red whereas its index of refraction is 1530
compute the number of electrons in a flake of pure gold valued at 022 assume that the price of gold is 14870troy oz 1
what is the maximum number of electrons that can be freed by a burst of light of 405 nm whose total energy is 100muj
a layer of air has a temperature t0 of 30 celsius at ground level and a lapse rate of 20 celsiuskm a parcel
incandescent white of a fireworks display caused by a formation of p4o10which occurs by the combustion of phosphorus
a patient recovering from surgery is being given fluid intravenously the fluid has a density of 1050 kgm3 and 999 10-4
a hot-air balloon is accelerating upward under the influence of two forces its weight and the buoyant force for
the value of kc for the reaction below is 0016 under a set of equilibrium conditions hi 010 m and h2 i2 calculate the
accomplished silver workers in india can pound silver into incredibly thin sheets as thin as 300 10-7 m about
element x has two natural isotopes x-6 6015amu and x-7 7016amu calculate the atomic mass of element x given the
a solid sphere rolls without slipping when it is released from rest at the top of a ramp that is inclined at 340
a one isotope of a metallic element has mass number 65 and 35 neutrons in the nucleus the cation derived from the
what weight of solid glycine pk124 and pk296 and what volume of 10 m hcl are required to make 100ml of 3 m buffer ph 24
a 9180 kg ancient treasure chest lies at the bottom of the sea its volume is 0839 m3 how much force is needed to lift
a sample of metallic elemnt x weighing 377 grams combines with 0615l of 02 at normaal pressure and 20 degree c to form
under standard conditions the density of air is 1293 kgm3 and that of helium is 0178 kgm3 a spherical helium balloon
astronauts are playing baseball on the international space station one astronaut with a mass of 500 kg initially at
on a part-time job you are asked to bring a cylindrical iron rod of density 7800 length 896 and diameter 300 from a
243 g of magnesium yield 403 g mgo upon combustion with oxygen how much magnesium needs to be burned to yield 121 g
the coefficient of static friction between the tires of a car and the street is 077 what is the sttepest angle on which
a liquid sample has a concentration of iron fe of 56 mgl the density of the liquid is 2000 gl what is the fe
an incompressible fluid is flowing through a pipe with a constriction the pipe is on an incline with an angle of 300