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a high speed train is traveling at a constant 150 ms about300mph on a straight horizontal track across the south pole
draw the three c-containing products that are obtained when 2-bromo-2-methylpropane is dissolved in a mixture of 80
1 it is believed that a ring of old stars around the milky waymight have been formed by a previous merger of
a cube with a side of 15 cm floats at the surface between water and oil the oil has a density of 810 kgm3 if the cube
calculate the number of moles of baoh2 that will react with 0600 mol of h3po4 to form
a softball of mass 0220 kg that is moving with a speed of60 ms in the positive directioncollides head-on and
1 the magellanic clouds area irregulargalaxiesb spiralgalaxiesc ellipticalgalaxiesd globular clusters2 how does the
a 9400 kg boxcar traveling at 16 ms strikes a second boxcar at rest the two sticktogether and move off with a speed of
assuming that the rate of a chemical reaction doubles for every 10 celsius temperature increase by which factor would
tarzan swings from a vine to grab jane if tarzans mass is 100 kg and he is traveling at 4 ms when they collide
if a rocket that has a mass of 4000 kg expels 50kg of gas with a speed of 1500ms what will be the speed of the
three air carts have masses 4m2m and m the most massive cart hasan initial speed of vo the other two carts are at
a tube with two open ends is 1 m long what is the wavelength of the fundamental vibration of an air column in this
predict the number of chemically shifted h1 peaks and the multiplet splitting of each peak that you would observe for
aluminum conducts heat twice as well as brass a brass rod isconnected to an aluminum rod of the same length and radius
a charging bull elephant with a mass of 5240 kg comes directlytoward you with a speed of 455ms you toss a 0150 kg
a 50 kg mud ball drops from rest at a height of 20 m if the impact between the ball and the ground lasts 090 s what is
the magnetic flux through one face of a cube is 0120wb a whatmust the total magnetic flux through the other five faces
in an lc circuit where l 12 mh and c 30 muf with anelectro magnetic oscillation the current amplitude is 25maa find
when perspiration on the human body absorbs heat some of theperspiration turns into water vapor the latent heat
predict the number of chemically shifted 1h peaks and the multiplet splitting of each peak that you would observe for
write the structures and names of the three olefins produced by thedehydration of
a ball is dropped from the top of the building the ball falls3 times farther during its last second in freefall than
two masses 10kg and 20 kg hang from a pulley atwoods with moment of inertia i 04 kg-m2 and radiusr02 m what is the
in the series ac circuit where r 420omega l 020 h c 12 muf 10-6 the ac power supply is epsilon 60 sin1500 rads t va