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a particular race car can cover a quarter mile track 402 m in 620 s starting from a standstill assuming the
the microorganisms in a waste treatment pond are exposed to 35 mgl of easily degradable organic compounds with a
a 70-kg object undergoes an acceleration of 27 ms2a what is the magnitude of the resultant force acting on itnb if this
the fastest martial arts punch is 433 mph 696 kmh and was achieved by john ozuna united states at ko kung fu karate san
if you lie on the ground at night with no cover you get cold rather quickly much of this is due to energy loss by
in a hydraulic lift if the radius of the smaller piston is 20 cm and the radius of the larger piston is 200 cm what
a hole punch has a diamter of 80 mm and presses onto ten sheets of paper with a force of 67 kn if each sheet of paper
at 30 degrees celsius the titration of a 50 ml sample of succinic acid required 2956 ml of 950m naoh find the
a steel cable of diameter 30 cm supports a load of 20kn what is the fractional length increase of the cable compared
modern instrumental techniques are capable of detecting lead in a milliliter sample at picomolar concentrationhow many
a typical automobile gets 30 miles per gallon of gas and drives 12000 miles every year assuming that octane c8h18
a heat pump uses 100 j of work to output 150 j of heat at some temperature what is the heat that is withdrawn from some
a 16 cm-diameter compressed-air tank is 30 cm tall the pressure at 20 degrees c is 140 atmwhat is the number of moles
co2 is removed from the atomsphere by trees and converted into cellulose the basic reaction for this is6 co2 g 5 h2o l
a 300 mass on a spring has displacement as a function of time given by the equation find the maximum magnitude of force
a turntable 190 in diameter rotates at 760 two speakers each giving off sound of wavelength 311 are attached to the
the kingston steam plant burns 14000 tons of coal each day and generates 1010 kilowatts-hours of electricity each year
a ball is thrown vertically upward with an initial speed of 196 ms sketch a graph for the position velocity and
a us penny has a diameter of 19000cm at 200 c the coin is made of a metal alloy mostly zinc for which the coefficient
three common hydrocarbons that contain four carbons are listed here along with their standard enthalpies of
you are given a sample of metal and asked to determine its specific heat you weigh the sample and find that its weight
a rigid container holds 27mol of gas at a pressure of 26atm and a temperature of 50 cwhat is the containers volumewhat
the surface area of an adult human is about 18 m2 suppose a person with a skin temperature of 34c is standing nude in a
what is the hybridization of si in what is the hybridization of si in