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the heat of combustion of ch4 is 8904 kjmol and the heat capacity of h2o is 752 jmoltimesk find the volume of methane
as the driver steps on the gas pedal a car of mass 1 180 kg accelerates from rest during the first few seconds of
the life cycle of the common mushroom is a process in which diploidnuclei exist for only a brief period they are then
the energy difference of 38 kjmol between gauche and anti butane corresponds to an equilibrium constant k of
consider an lc circuit in which the inductance is 345 mh and the capacitance is 013 muf what is the resonant angular
a sealed flask contains 045g of water at 28 c the vapor pressure of water at this temperature is 2836 mmhg what is
if the wavelength of a light wave is 50 x 10-6 meter calculate its frequency v use c v width c 30 x 108 msec what
a 200g hockey puck is launched up a metal ramp that is inclined at a 30deg angle the coefficients of static and kinetic
a wire is formed into a circle having a diameter of 112 cm and is placed in a uniform magnetic field of 322 mt the wire
1 the first trimester of prenatal human developmentagtlast about ten weeks after fertilizationbgtis know as the period
menthol is a crystalline substance with a peppermint taste and odor when 165 g of menthol is dissolved in 250 g of
an 805 kg mass moving east at 137 ms on a frictionless horizontal surface collides with a 113 kg mass that is initially
a 1500 g sample of a compound containing only c h and o was burned completely the only combustion products were 1738
a circuit consists of an idealized 166 mh inductor and a 458 muf capacitor what is the natural linear frequency of the
a patient is given 0050 mg of technetium-99m where m means metastable- an unstable but long lived state a radioactive
to stretch a certain spring by 300 from its equilibrium position requires 950 of worka what is the force constant of
assume thymine makes up 15 of the bases in a double-stranded dna molecule what percentage of the bases in the molecule
1 which process is absolutely neccessary for sexual reproductionto occur in a life but is not necessarily required for
a block of ice with mass 200 slides 0895 down an inclined plane that slopes downward at an angle of 395 below the
1 the crictical environmental problems of today can ultimatelybe traced toagt the demand of a rapidly increasing
the heat required to raise the temperature of a large cup of water for coffee from room temperature to boiling is
a frictionless roller coaster car of mass m tops the first hill with speed v0 at height h what is the speed of the car
in trans-12-dibenzoylethylene even though the conjugated co group frequency coincides directly with the expected cc
a constant force of magnitude f makes an angle measured counterclockwise with the positive x direction as it acts on
1 which of the following is true of commercially grownmushroomagt these mushrooms cannot grown in a natural