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carbon tetrachloride ccl4 is diffusing through benzene c6h6 as the drawing illustrates the concentration of ccl4 at the
insects do not have lungs as we do nor do they breathe through their mouths instead they have a system of tiny tubes
a contact lens is made of plastic with an index of refraction of 150 the lens has an outer radius of curvature of 20cm
calculate the magnitude of the angular momentum of the mars in a circular orbit around the sun the mars has mass
the clarinet is well modeled as a cylindrical pipe that is open at one end and closed at the other find the wavelength
the gravitational acceleration at the surface of a planet is 185 ms2 find the acceleration at a height above the
a block is pushed up an incline the incline creates an angle of 220deg with the horizontal when the block is released
a speedboat moves on a lake with initial velocity vector v1x 835 ms and v1y -239 ms then accelerates for 681 seconds
during 973 seconds a motorcyclist changes his velocity from v1x -355 ms and v1y 125 ms to v2x -211 ms and v2y 275 ms
a turtle ambles leisurelyndashas turtles tend to dondashwhen it moves from a location with position vector r1x 197 m
after driving around and undergoing a displacement of rx 277 km and ry -145 km a driver finds herself at position r2x
a chipmunk scampers about collecting in its cheeks safflower seeds that the birds dropped from the feeder hanging
two narrow slits are used to produce a double slit diffraction pattern with monochromatic light lambda450 nm onto a
a projectile explodes at the top of its trajectory and breaks into two pieces with one piece having five times the mass
an object with height of 5 cm is placed 30 cm away from a diverging lens with focal length f - 20 cm find the location
unpolarized light with intensity i0 is sent rst through a polarizer with the polarizing axis aligned in the vertical
a nonconducting spherical shell with an inner radius of 4 cm and an outer radius of 6 cm has charge spread nonuniformly
a laser beam is directed from air n 10 into an unknown liquid the angle of incidence is measured to be 60deg and the
two identical conducting spheres fixed in place attract each other with a force of 0083 n when their center to center
a teeter-totter is made of a 5400 m long plank with a mass of 580 kg with a fulcrum pivot point located 2900 m from the
a particle of charge of 350 10-6 c is 120 cm distant from a second particle of charge of -210 10-6 c calculate the
a bullet of mass 240 g is fired horizontally from a gun with a velocity of 800 ms into a wooden block of mass 50 kg
an expansion process on a diatomic ideal gas has a linear path between the initial and final coordinates on a pv
the common isotope of uranium 238u has a half life of 450 x 109 years decaying by alpha emission a what is the decay
a 0650 mev x-ray is compton scattered at 90deg by a free electron in an aluminum foil a what is the wavelength of the