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assume the equilibrium constant for the reaction of a particular alcohol with a carboxylic acid is 43 what is the
on a dry day your body can accumulate static charge from walking across a carpet or from brushing your hair if your
the half life for the decay of radium is 1620 years what is the rate constant for this first-order processa 428 x 10 to
the rate constant for the first-order decomposition of n2o is 340 s to the -1 what is the half-life of the
given the following rate law how does the rate of reaction change if the concentration of y is doubledrate kxya the
the activation energy of a certain reaction is 467 kjmol at 28 c the rate constant is 0150 s-1 at what temperature in
given the following balanced equation determine the rate of reaction with respect to so2 2so2 g o2 gyields 2so3 ga
ice of mass 110 kg at 000deg c is placed in an ice chest the ice chest has 310 cm thick walls of thermal conductivity
a balloon is filled with 550 liters of helium at a pressure of 115 atm and a temperature of 275deg ca find the mass of
a pot containing 107 liter of water initially at 23degc is placed on a 1071 w electric heating elementa how much heat
the first-order rate constant for the reaction of methyl chloride ch3cl with water to produce methanol ch3oh and
an electron is moving east in a uniform electric field of 155 directed to the west at point a the velocity of the
a solution of sodium chloride in water hasa vapor pressure of 209 torr at 25 degrees celsius what is the mole fraction
the terminals of a 12-v battery are connected to parallel plates what plate separation would produce an electric field
charges q1 6 x 18-8 c and q2 - 6 x 109 c are separated by 01m what is the magnitude of the electric field midway
consider an infrared grating with 840 lines per mm and 150 mm of illuminated area calculate the first-order resolution
a rigid structure consisting of a circular hoop of radius r and mass m and a square made of four thin bars each of
what makes weakstrong bases a problem the diagrams- that has a 4 carbon chain with some substituentsthey all have a
the mass of venus is 80 that of earth while its radius is 95 that of earth what is the value of the acceleration due to
a 1-kg block on the moon has a weight of 162 n given that the moons radius is 1740 km calculate the moons
two children hang by their hands from the same tree branch the branch is straight and grows out from the tree at an
a harmonic wave has a frequency of v 40 hz and a wavelength of 7m the wave obtains a maximum displacement of ym 17m
a 70-kg stunt pilot pulls out a drive while flying at 50 ms if he flies a circular path with a radius of 200 m what
at 25c the resistance of a segment of gold wire is 61 ohm when the wire is placed in a liquid bath the resistance
a bus was initially traveling with a velocity of 50 kmhr east later it was observed traveling with a velocity of 100