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a steel wire with mass 287 g and length 16 m is strung on a bass so that the distance from the nut to the bridge is 110
many animals depend on trees and bushes for ashelter bpollination cseed dispersal
the centripetal acceleration of a rotating disk is 59 ms2 the radius of the disk is 074 m what is the angular velocity
find the mass of barium metal in grams that must react with to produce enough barium oxide to prepare 10 of a 015
if you weigh 637n on earths surface how much would you weigh on the planet mars mars has a mass of 637x1023 kg and a
the angular speed of a rotating disk is 075 rads what is the frequency of the rotation show formulas
what are the main effects of petroleum toxicity what is gasoline what are the components of gasoline define word
a particle moves through an angle of 45o on a circle whose radius is 85 cm what is the arc length traveled by the
two gases are cobntained in gas bulbs connected by a valce gas a is present in a 1 liter bulb at a pressure of 927 torr
a hydrate has the following percent composition pb 5461 c 1266 h 161 o 1688 and h2o 1424 what is the formula of
a particle travels around a circle of radius 20 m making one complete revolution every 20 ms what are the particles
doppler ultrasound can be used to measure blood flow rate the blood flow rate is determined by measuring the doppler
in a given diffusion apparatus 150ml of hbr gas diffused in 10min in the same apparatus and under the same conditions
a chemist burns 08615 g of graphite a form of carbon in a new bomb calorimeter and co2 forms if 3935 kj of heat is
a stretched string fixed at each end has a mass of 490 g and a length of 860 m the tension in the string is 490 na
assume that while extracting material from gallstones you have isolated a compound that you suspect is cholesterol but
the wave function of a standing wave on a string fixed at both ends is given by yxt002sin03xcos25t where y and x are in
a tube is partially and vertically inserted into a container of water two sequential resonant frequencies are heard
ammonia is produced industrially from the reaction of nitrogen and hydrogen write the balanced chemical equation for
while standing in a low tunnel you push up on the ceiling with a force of 100n your mass is 70kg what force does the
you wish to launch a satellite that will remain above the same spot on earths surface this means the satellite must
a 65 kg man is on ice skates the skates blades have a total contact area of 20 cm2 how much pressure does the man exert
apollo orbit around the moon was adjusted to an average orbit of 111km radius of the moon is 1785 km and the mass of
we did an experiment in class today heating a metal object over a bunsen burner submerging it in water and recording
an aqueous solution containing 358 g of an unknown molecular nonelectrolyte compound in 1567g of water was found to