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a nuclear power plant operates at 76 of its maximum theoretical carnot efficiency between temperatures of 630c and 360c
a car with a mass of 950kg is travelling east when it collides with a truck of mass 1900kg that is travelling south the
an ice-making machine operates in a carnot cycle it takes heat from water at 00degc and rejects heat to a room at
you have a parallel-plate ideal capacitor with a capacitance of 23f that you connect to a 4v battery until it is fully
what will be the major product of the reaction of 2-methyl-2-butene with br2nacl and what is the
how many sodium ions are needed to provide the free energy to transport a molecule of glutamic acid from a
a bungee cord is stretched between two poles with a force of 382 n the length of the cord is 36 meters and it has a
if a radiation source has an intensity of 650 rem at 10 m what distance is needed to decrease the intensity of expo-
which one of the following does not normally proceed with anti stereochemistry a oxymercuration of an alkene to a
a block of mass 46 kg slides 15 m from rest down an inclined plane making an angle of 28 o with the horizontal if the
the solubility of n2 in blood at 37degc and at a partial pressure of 080 atm is 56 10-4 moll a deep-sea diver breathes
coherent light of frequency 640times1014hz passes through two thin slits and falls on a screen 890cmaway you observe
the alcohol content of hard liquor is normally given in terms of the proof which is defined as twice the percentage by
construct a three-step synthesis of 3-bromocyclopentene from cyclopentane drag the appropriate items into the bins note
a cylinder is labeled pentane when the gas inside the cylinder is monochlorinated five isomers of formula c5h11cl
a 100g of mass on a spring undergoes simple harmonic motion with amplitude of 25 cma what is the maximum speed of the
what percentage of the original mass remains in a radioactive sample after two half-lives have passed after three
a 529-rm ml sample of unknown rm hcl solution reacts completely with rm na2co3 to form 201g rm co2 what was the
the addition reaction of bromine br2 to 1-methylcyclopentene yields two stereoisomers a draw the mechanism for the
1- a hydraulic jack for changing car tires is designed with a primary cylinder the one you push down on 1 cm in
a sample of gas occuplies a volume of 627 ml as it expands it does 1203 j of work on its surroundings at a constant
a gas-forming reaction produes 130 m3 of gas against a constant pressure of 1780 kpa calculate the work done by the gas
a projectile is projected from the origin with a velocity of 300 ms at an angle of 45 degrees above the horizontal what
calculate the temperature change in the water upon the complete melting of the ice hint determine how much heat is
a victorious 92 kg hockey player moving initially at a spped of 32 ms skates by the trophy table and snatches up the