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1 explain what is the wavelength of an electron whose linear velocity is 18185 msec2 if all the energy is dissipated as
if a bubble in sparkling water accelerates upward at the rate of 0327 ms2 and has a radius of 0691 millimeter evaluate
a hot-air balloon is filled with air to a volume of 400 x 103 m3 at 745torr and 21 degrees celsius the air in the
two objects with different masses are stuck together and attached to the ends of two strings coming down from a mass
assume at certain time the wave function is n for all x between values x1cm and x2cm for all values of x outside the
a lead block is suspended from the underside of a 02 kilogram block of wood of density of 662 kgm3 if the upper surface
1state a thoughtful paper that compares how chemists of the early 20th century helped shape social policy as well as
a very light tripod has 70 centimeter long legs that can be spread out so that each makes a 20 degree angle with the
it is not easy to walk on an icy sidewalk without slipping even your gait pace or movement looks different than on dry
a 0700 kilogram ball is on the end of a rope that is 130 meter in length the ball and rope are attached to a pole and
define when 144g of carbon were burned in the presence of 551g of oxygen 167g of oxygen remained un-reacted explain
an aquarium is filled with a liquid a cork cube 100 centimeter on aside is pushed and held at rest totally submerged in
state the balanced net ionic equation for the reaction between mno4- ion as well as fe2 ion in acid solution explain
a 781g sample of hcn contains 0289g of h as well as 405g of n determine the mass of carbon in a sample of hcn with a
the sled dog drags sleds a and b across the snow the coefficient of friction between the sleds and the snow is 007 if
a proton of mass m is moving with initial speed v0 directly toward the center of an alpha atom of mass 4m which is
the boiling point of methanol is 722o c the molar boiling point elevation constant for methanol is 27o cm explain what
fluorine-18 decays by positron emission as well as is a key tracer used for medical imaging via positron emission
determine the speed at which superman mass790 kilogram must fly into a train mass 19186 kilogram traveling at 850
explain how many milliliters of water vapor measured at 318 degrees c and 735torr are formed when 336ml of nh3 at
a shear force of 310 newton is applied to the upper surface of a cube made with copper that has a dimension of 32
consider the possibility of a new design for an electric train the engine is driven by the force on a conducting axle
a stone is swinging in a horizontal circle 09 meter in diameter at the angular speed of 32 revm the sun causes the
a merry-go-round in the park can be considered a circular disk of mass 100 kilogram and a radius of 20 meter a person
water flows straight down from an open faucet the cross-sectional area of the faucet is 22 times10-4 m2 and the speed