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a 3000-kg truck runs into the rear of a 1000-kg car that wasstationary the truck and car are locked together after
a gas is compressed from an initial volume of 545 l to a final volume of 121 l by an external pressure of 100 atm
starting with bcl3 give the steps for the synthesis of the following compounds indicate the organic compounds or
predict what a plot of temperature versus the volume of distillate will look like for the simple distillation and the
a piece of silver with a mass 374g has a heat capacity of 885jdegrees c what is the specific heat of
can you please explain to me the process of how to calculate the energy in kjmol required to remove one electron in the
a ball rolls horizontally off the edge of a tabletop that is50 ft hight it strikes the floor at a point 40 ft
a sample of 100 g of lead ii nitrate is mixed with 130 ml of 0102 m sodium sulfate solution write a balanced chemical
a 85 kg man in a 60 kg chair tilts back so that all the weight isbalanced on two legs of the chair assume that each leg
calculate the heat released when 206 g of ice cooled from 0 degrees c to -10 degrees c the specific heat of ice is 209
the question i want you to answer is which chiral centers have different chirality in d-glucose as compared to l-gulose
a parallel-plate capacitor with circular plates of radius0082 m is being discharged a circular loop of radius 018 m
which reaction of these potential acids and bases does not occur to any appreciable degree due to an unfavorable
a charge of 2 x 10-6 c is 20 cm from a charge of-3 x 10-6 c find the magnitude and direction of the force on each
a city planner is working on theredesign of a hilly portion of a city an important considerationis how steep the roads
what is the energy of a mole of photons associated with light of wavelength 800 x 102
a teaspoon of organic oil dropped on the surface of a stillpond and spreads out to cover the area of almost an acre the
1 when each of the following pairs of aqueous solutions is mixed does a precipitation reaction occur if so write the
a 50-kg block of aluminum is heated from 20degrees celsius to 90 degrees celsius at atm pressure finda the work done by
a serving of grape-nuts cereal 546g is burned in a bomb calorimeter with a heat capacity of 431 kjdegrees c during the
a mixture of gases contains 1030g of n2 179g of h2 and 815g of nh3 the total pressure of the mixture is 195 atm what
the enthalpy of combustion of benzoic acid c6h5cooh is commonly used as the standard for calibrating constant-volume
the atomic masses of two isotopes of cobalt are 59 and 60a what is the number of protons and neutrons in eachb what is
a farsighted woman breaks her current eyeglasses and is usingan old pair whose refractive power is 1720 diopters since
a 235g sample of a metal was heated to 6345 degrees c when the metal was placed in a constant pressure calorimeter