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the reaction is first order in so2cl2 and the rate constant is 30 times 10-6 s-1at 600 k a vessel is charged with 24
you inflate the front tires on your car to 29 psi later you measure your blood pressure obtaining a reading of 13884
two astronauts each having a mass of 880 kg are connected by a 100 m rope of negligible mass they are isolated in space
a block of wood has a mass of 372 kg and a density of 579 kgm3 it is to be loaded with lead so that it will float in
the puck in the figure below has a mass of 0280 kg its original distance from the center of rotation is 400 cm and it
in an electric shaver the blade moves back and forth over a distance of 20 mm the motion is simple harmonic with
a 07818g sample containing phosphate po4 3- was dissolved the phosphate was precipitated as mgnh4po4 by addition of
an extremely thin film of soapy water n 130 sits on top of a flat glass plate with n 111 the soap film has a red
the ir spectrum of 1- hexyne shows a sharp absorption peak near 2100 cm-1 owing to the cc triple bond stretch the ir
a uniform cylindrical pulley of mass m127 kg and radius r0636 m rotates freely about a fixed horizontal axis a block of
how do you name a chemical compound like cascn2 i know it is calcium and i found where scn is thiocyanide but how do
a charged particle is injected at 121 ms into a 00743-t uniform magnetic magnetic field perpendicularly to the field
two converging lenses each of focal length 151 cm are placed 404 cm apart and an object is placed 300 cm in front of
a particular first-order reaction has a rate constant of 135 x102 s-1 at 25 degrees celsius what is the magnitude of k
a 480 kg object is released from rest while fully submerged in a liquid the liquid displaced by the submerged object
photosynthesis by land plants leads to the fixation each year of about 1 kg of carbon on the average for each square
a converging lens is placed 220 cm to the right of a diverging lens of focal length 140 cm a beam of parallel light
a spherical source radiates sound uniformly in all directions at a distance of 16 m the sound intensity level is 10-4
a 200 cm high object is placed 30 cm in front of a concave mirror if the image is 60 cm high and virtual what is the
a sound source emits sounds of frequency 210 hz that travel through still air at 340 ms this sound source moves with a
in mexico avocados are 125 pesos per kilogram what is the cost in cents of an avocado that weighs 045 lb if the
assuming bohr model of atom the electron in hydrogen atom orbits nucleus at distance of 0029 nm mass of nucleus is 167
a concave makeup mirror is designed so that a person 22 cm in front of it sees an upright image magnified by a factor
a spherical mirror is to be used to form an image four times as tall as an object on a screen positioned 46 m from the