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ultraviolet light with a frequency of 30x1015 hz strikes a metal surface and ejects electrons that have a maximum
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a 5000 kg spaceship is positioned 140 km from the center of planet x and 581 km from the center of planet y along the
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a cannonball is shot from a cannon on a cliff at a height of 124 m at a ship on the ocean the cannonball is shot with
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q what is the ph of a buffer solution made by dissolving 0060 mol of formic acid pmka 37 and 0045 mol of sodium
the subfloor on which the flooring sits is at a temperature of 161 degree c while the air in the room is at 192 degree
cacl2 is used to lower the freezing point of water on streets and sidewalks assuming it forms an ideal ionic solution
398 g of water at 64degc is added to ice at 0degc if the final temperature of the system which you can assume is
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a rock weighing 8528 n rock with a volume of 24 l is completely submerged in mercury the density of mercury is 136 kgla
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many metals pack in cubic unit cells the density of a metal and length of the unit cell can be used to determine the
the pressure of a monatomic ideal gas increases by a factor of 215 during an adiabatic compression what is the ratio
an oil droplet with a radius of 003 mm is observed to hover motionless in space between two vertically separated metal
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a raindrop of mass 310 multiplied by 10-5 kg falls vertically at constant speed under the influence of gravity and air
show in detail the determination of the normalization constant n for a 3d orbital of a hydrogen atom whose wavefunction