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the specific heat of granite is 080 kjkg degcif 2 mj of heat is added to a 100-kg granite statue originally at 20 degcs
a 41 g puck moving at 200 ms hits a stationary 88 g puck and they under go an elastic collision puck 1 moves away with
a solid cylindrical disk has a radius of013 m it is mounted to an axle that is perpendicular to the circular end of the
you determine the absorbance of a solution to be 0355 when the concentration of the absorbing ion is 35 x 10-5 m what
you have your bicycle upside down for repairs with 66 cm diameterwheel spinning freely at 230 rpm the mass of the wheel
a student synthesized 6895 g of barium iodate monohydrate baio32h20 by adding 3000 ml of 5912x10-1 m barium nitrate
a ceiling fan is turned on and a net torque of 22 nmiddotm is applied to the blades the bladeshave a total moment of
a 50 kg skater pushes off horizontally for a distance of 04m witha force of 150n if she travels 80m before stopping
the critical angle for a certain liquid-air surface is 63deg determine the index of refraction of the liquid and the
a student makes a saturated solution of kcl and 100 g of water at 20 degrees celsius if the student leaves the solution
a person is making homemade ice cream she exerts a force ofmagnitude 16 n on the free end of thecrank handle and this
two students decided to fling balloons filled with m1681grams of ice water at coeds who are sun batheing on the roof of
when optically active 23-dibromobutane reacts with koh you end up with a pair of enantiomers explain by showing the
a mass m is attached to a rope that passes over a disk shapedpulley of mass m and radius r the mass hangs to the left
a power plant burns coal and generates an average of 6300 mw of electrical power while discharging 99540 mw as waste
draw a graph that explains the distribution of the kinetic energies of gas particles when the gas is at two different
a 019 kg apple falls from a branch 35m above the ground find the power delivered by gravity to the apple when the apple
a vacuum cleaner is plugged into a 120-v socket and uses 30aof current in normal operation when the back emf generated
a 2374ml volume of 00981 m naoh was used to titrate 250ml of a weak monoprotic acid solution to the stoichiometric
a 60 mum strand of dna is strretched by an optical trapfrom equilibrium untill its ends are seperated by an additional
wax an air-filled parallel-plate capacitor has acapacitance of 14 pf the separation ofthe plates is doubled and wax is
two wheels have the same mass and radius of 50 kg and 039 mrespectively one hasa the shape of a hoop and the otherb
sodium metal is also readily oxidized by oxygen if the product of the reaction were dissolved in water what would be
when its coil rotates at a frequency of 280 hz a certain generator has a peak emf of 75v a what is the peak emf of the
you need to load 10 ug of protein into one of the wells of a gel this needs to be in 1x buffer and in a total volume of