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consider the following thermochemical equationsreaction deltarhdeg kj mol-1hfgnbsp hg fg 568h2gnbsp 2 hg 436hfgnbsp
a 617 g sample of solid kclo3nbspis decomposed by heating2 kclo3snbsprarr 2 kclsnbspnbsp3 o2ga what is the extent of
for the reaction below deltarhdeg -33079 kj mol-1 what is the standard enthalpy of formation of fes2s4 fes2s 11
how much heat energy as kj is released when 100 g of benzene gas at 950 degrees celsius are condensed to the liquid at
a jet pilot takes his aircraft in a vertical loopa if the jet is moving at a speed ofnbsp1900nbspkmh at the lowest
verify the transimpedance amplifier circuit designed in task through spice simulationin doing sobull use the lf347
a small child is playing with an open-ended cardboard tube that is l 040 meters long as shown in the gure to the right
list at least five dietary strategies that may help reduce the risk of atherosclerosis and cardiovascular disease
remember to include your data equation and work when solving this problema ball of mass 0250 kg and a velocity of 500
calculate the orbital speed for a satellite 1245 km above the earths surface using the fact thatnbspmoplusnbsp 597
under what conditions does the square of the average molecular speed equal the average of the square
a charge density pro charge per unit volume is distributed uniformly throughout a non-conducting cylinder of radius r
a box with a weight of 250 n hangs from a rope as the box is moving upward its speed is decreasing at a rate of 520 mss
particle a carrying a 30-muc charge is located at y 30 m on the y axis of an xy coordinate system and particle b
a 10kg mass hangs on a rope wrapped around a freely rotating 2kg cylinder of radius 10cm determine the tension in the
even though scientists have yet to successfully come up with a grand unified theory or a theory of everything why do
a hockey puck moving at 34 ms slams through a wall of snow 39 cm thick it emerges moving at 20 ms assuming constant
suppose that an object travels from one point in space to another make a comparison between the magnitude of the
a train with a headlight is moving towards fred with a constant velocity of 05c fred observes the light from the
why is the norther hemisphere warmer during summer solstice that the souther hemisphere during winter solstice and
what was newtons conception of absolute space how did he use his bucket experiment to show that formulating his laws of
1 a polyester fleece sweater in a clothes dryer will acquire a static charge in the hot dry environment of the dryer
during a lightning storm it is safest to stand in the middle of a field rather than taking shelter under a tree many
a person on crutchesnbspweighs 155 lb as seen from the front each light crutch makes an angle ofnbspthetanbsp 180deg
five capacitors are connected purely in series to a 17 volt batterynbspthree of them have same amount of voltage across