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a wall in a house contains a single window the window consists of a single pane of glass whose area is 014 m2 and whose
an observer stands 231 meter behind marksman practicing at a rifle range the marksman fires the rifle horizontally the
a cylindrical shell of radius 7cm and length 24 cm has charge uniformly distributed on its surface the magnitude of the
arrange the subsequent substances according to their expected lattice energies listing them from highest lattice energy
in a head on collision a 4000 kilogram truck going 10 ms east strikes a 1000 kilogram automobile going 20 ms westa
for each of the subsequent molecules offer a lewis structure including formal charge and resonance utilizing the table
1 what is the magnification of an astronomical telescope whose objective lens has a focal length of 80 cm and whose
a certain crude oil has an index of refraction of 125 a ship dumps 100m3 of this oil into the ocean and the oil spreads
a unidentificated corpse was found on april 7th at 700 am the pathologist discovered that there were 124 x 1037 atoms
a system does 44 times 104 joule of work and 79 times104 joule of heat flows into the system during the process obtain
the light from a red laser pointer has a wavelength of regarding 600nm if this laser has a power of 022mw what is the
the 100 ml of a solution that is 010 m in both cu2 and mn2 and 020 m in h3o is saturated with h2s illustrate which
a converging lens has a focal length of 60 centimeter a 12 centimeter high arrow is located 95 centimeter from the lens
explain what is the mass number of a carbon isotope that consists of 6 protons 6 electrons and 8
light from a helium-neon laser is shines on a slit of width 002mm explain qualitatively the pattern of light seen on a
draw the flow diagram overleaf of the synthesis of isoamyl acetate the products at each step must be
a 270 gram object moving to the right at 180 cms overtakes and collides elastically with a 100 gram object moving in
a sample of moon rock was examined by mass spectroscopy merely 1147 of the original 4019k remained the rest had decayed
an object has a weight of 0882 newton it is suspended from a scale which reads 0735 newton when the piece is submerged
the solubility of mnso4 in water at 20c is 70g per 100ml of water is a solution at 20c that is 422m in mnso4 is best
a pair of narrow parallel slits separated by a distance of 0221mm is illuminated by the green component from a mercury
the combustion of 572g of butane c4h10 produces 1034g of co2 define what is the percent yield of the reaction presume
illustrate the retrosynthetic analysis and write the reactions required to synthesize the following compound3s
define why gel electrophoresis is important in recombinant dna technology as well explain how dna molecules can be
water at the top of niagara falls has a temperature of 110degc if it falls a distance of 700 meter and all of its