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the tgv frances high-speed train pulls out of the lyons station and is accelerating uniformly to is cruising speed
when an ionic solid dissolves in water water molecules attract the ions causing them to dissociate of come apart the
a viscous fluid is flowing through a small tube at a rate of 200 times 10-4 m3s if the pressure difference between one
an airplane travels 3100km at a speed of 790kmh and then encounters a tailwind that boosts its speed to 990kmh for the
the nutritional calorie calorie is equivalent to 1 kcal one pound of body fat is equivalent to about 41 103 calories if
at a certain temperature a reaction that follow first order kinetics has a rate constant of to be equal to 2510-3 s-1
a nail with a diameter of 100 mm projects 250 mm horizontally outward from a wall a 400 n picture is hung from the end
1 a flask is charged with 250 atm of n2o4 g and 150 atm of no2 g at 250 degree celcius then the following equilibrium
a standing wave has been created on a string of length 15m the frequency of the wave is 25hz the ends of the string are
a 2cm x 2cm square loop of wire in the xy plane with resistance 010 ohms has one edge parallel to a long straight wire
what is the half-life of a compound if 60 percent of a given sample of the compound decomposes in 54 min assume
a hiker starts at his camp and moves the following distances while exploring his surroundings 600 m north 295 102 m
it takes 23 hours 56 minutes and 4 seconds for the earth to make one revolution mean sidereal day what is the angular
calculate the ph of 0100 l of a buffer solution that is 025 m in hf and 050 in naf what is the change in ph on addition
a mixture of 1374g of h2 and 7031g of br2 is heated in a 200 l vessel at 700 k these substances react as follows h2g
methanol ch3oh is produced commercially by the catalyzed reaction of carbon monoxide and hydrogen cog 2h2g lt---gt
a potential difference of 14 v is found to produce a current of 039 a in a wire of length 31 m with a uniform radius of
a total charge of 14 mc passes through a cross-sectional area of a nichrome wire in 28 sa what is the current in the
what will be wavelength required for a baseball mass 149 g traveling at a speed of 416
calculate the wavelength in meters use the abbreviation not the whole word of an electron traveling at a speed of 806
a total charge of 14 mc passes through a cross-sectional area of a nichrome wire in 14 s i need to know how many
jack and jill are on two different floors of their high rise office building and looking out of their respective
at constant volume the heat of combustion of a particular compound is -35490 kjmol when 1441 g of this compound molar
a thin uniform rod has a length of 0520 and is rotating in a circle on a frictionless table the axis of rotation is
liquid sodium is being considered as an engine coolant how many grams of liquid sodium minimum are needed to absorb 590