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consider an ideal gas at 270 degrees celsius and 100 atmosphere pressure imagine the molecules to be uniformly spaced
a daredevil decides to jump a canyon its walls are equally high and 12 m apart he takes off by driving a motorcycle up
the density of pure water at 25 degrees celsius is 0997 gml considering water as being both solvent and solute
saturated water vapor at 500 kpa initially occupies 025 m3 within a constant pressure piston-cylinder arrangement the
493g of h2so4 is reacted with a 568 m solution of naoh to make sodium sulfate and water how many liters of h2so4 will
on a part-time job you are asked to bring a cylindrical iron rod of density 7800 kgm3 length 921 cm and diameter 300
a physics book slides off a horizontal tabletop with a speed of 270 it strikes the floor in 0350 ignore air
the pressure in a sealed flask is 23 atm at 30 degrees celcius what would be the temperature of the flask in degrees
in a local bar a customer slides an empty beer mug down the counter for a refill the height of the counter is 126 m the
if 100 ml of hydrogen gas is placed in a flask what volume of oxygen gas would need to be added to the flask in order
a salesperson claims a 1340 kg car has an average acceleration of 3 ms2 from a standing start to 100 kmh what average
the addition of 500g of a compound to 250g of naphthalene lowered the freezing point of the solvent by 0780k calculate
what is the cell potential for the reaction mg s fe2aqgt mg2aq fe s at 79 c when fe 2 330 m and mg2 0310 it
calculate the voltage edegcell produced by the voltaic cell using the rxn between zn and cu2 if zn2 0001m and cu2
calculate deltagdeg at 25degc for the redox rxn between sn4 and fe that takes place in a voltaic cell if edegcell 060v
two spheres are launched horizontally from a 12 -high table sphere is launched with an initial speed of 45 sphere is
air at 1200 k 500 kpa expands in a polytropic process n 17 to 100 kpa what is the final temperature and the specific
classify each of the pure substances d through g as elements or compounds or indicate that no such classification is
three negative charges of equal magnitudes are positioned along the x-axis at x -a x0 and x a respectively the charge
an object started from rest and traveled 250m to achieve the speed of 12 ms what was the force acting on the object of
the difference between pcc and chromic anhydride are they the same reagents how are they different what is the
two blocks each of mass 305 kg are fastened to teh top of an elevator a if the elevator has an upward acceleration a
16g of nitrogen gas at stp are adiabatically compressed to a pressure of 22 atmwhat is the heat input to the
a solution is initially 0100 m in hocl and 0300 m in naocl what is the ph if 0030 mol of solid naoh is added to 100 l