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two skaters one with mass 60 kg and the other with mass 44 kg stand on an ice rink holding a pole of length 82 m and
calculate the concentration in molarity of argon in a fish tank at 25 degrees celcius if the pressure is 115atm and the
a race track isconstucted such that two arcs of radius 350m and 700m are ateither end and joined by straight track a
isooctane is a standard for gasoline octane rating a sample weighing 5992 g was found to contain 5040 g of carbon and
to prevent tank rupture during deep-space travel an engineering team is studying the effect of temperature on gases
the coefficient of static friction between the m300 kg crate and the 350 degree incline in 0450 what minimum force
a passenger on a boat moving at 150 ms on a still lake walks up a flight of stairs at a speed of 050 ms the stairs are
a student is examining a bacterium under the microscope the e coli bacterial cell has a mass of m 170 fg where a
a rope pulls a 100-kg skier up a frictionless slope inclined at300 to the horizontal the tension in the rope is 600
a person going for a morning jog on the deck of a cruise ship is running toward the bow of the ship at 22 ms while the
determine the end final value of n in a hydrogen atom transition if the electron starts in n 1 and the atom absorbs a
a puck of mass 800 g and radius 450 cmslides along an air table at a speed of 150 ms as shown in figurep1134a it makes
a rolaid tablet contains calcium carbonate which neutralizes stomach acid if 4455 ml of 0448 m hydrochloric acid is
the analysis of a gaseous compound revealed that it was 857 c and 143 h by mass when 177 g of the gas is stored in a
a police car at rest passed by a speeder traveling at aconstant 120 kmh takes off in hot pursuit the police officer
how many grams of sodium chloride should be used in compounding the following prescription round to two decimal
the density of water is 1000 kgm3 a block of wood ofuniform density floats so that exactly 34 of its volume
the dissociation constant of ethanolamine is 272 x 10-5 at 25 degrees c calculate the pkb value round to once decimal
a 500kg mass is suspended directly above the ground using ahorizontal pole to push it 3m from the edge of a vertical
a product label for 348 mg tablets of quinidine gluconate mw 520 states that 71 of the drug is present as quinidine
a cannon fires a projectile with a muzzle velocity of 400ms at anangle of 20 degrees above the horizontal assume the
at what rate in drops per minute should a dose of 23 mcgkgmin of dopamine be administered to a 60 kg patient using a
the specific heat of aluminum is 0215 kcalkgoc a 3kg block of aluminum is heated from 10oc to150oc what is the change
how many grams of epinepherine barbitrate mw 333 should be used in preparing 495 ml of an opthalmic solution containing
a patient received 396 ml of an infusion at a rate of 42 mlhr what was the total infusion time in minutes round to the