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two disks are mounted on frictionless bearings on the same axle and can be brought together so that they couple and
a solution of 100 g of anhydrous aluminum chloride in 500g of water freezes at -111c does the molar mass from the
a mixture of nacl and sucrose of combined mass 102g is dissolved in enough water to make 250 ml of solution the osmotic
a solid marble a solid disk and a hoop have the same mass m 09 kg and the same radius each object is held at rest at
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water flows trough a normal garden hose at 2 ms if a nozzle at the end of the hose reduces the cross sectional area to
typical roller coasters only have one motor to pull the cars up to the top of the first and highest hill from this
at 298k the osmotic pressure of a glucose solution is 1050 atm calculate the freezing point of the solution if the
two astronauts on opposite ends of a space ship are comparing lunches one has an apple the other has an orange they
a man stands on a frictionless platform that is rotating with an angular speed of 23 rads his arms are outstretched and
the solubility of pure nitrogen in water at 1 atm and 25 degress celsius is 68e-4 m calculate the concentration of
what is the enthalpy of formation of cog in kj 2cog o2g --gt 2co2g h reaction -566 kj h co2g -3935
the temperature difference between the inside and the outside of a home on a cold winter day is 49degfexpress this
on a frictionless horizontal surface a 150 kg mass traveling at 350 ms collides with and sticks to a 300 kg mass that
a thin spherical shell has a radius of 23 m and a mass of 450 kg and its center is located at the origin of a
the boiling point of liquid hydrogen is 203 k at atmospheric pressurea what is this temperature on the fahrenheit
what kind of intermolecular attractive forces would be present between the particles in the following substancesa
the temperature difference between the inside and the outside of a home on a cold winter day is 49degfa express this
one of the allotropes of sulfur is the orthorhombic form formula of s8 8 is a subscript which is a brittle yellow solid
a railroad car of mass 25 104 kg moving at 350 ms collides and couples with two coupled railroad cars each of the same
on september 2nd 2010 you come home after working long hours on your homework on intro to astrophysics and lemonade to
a 15 solid sphere radius 020 is released from rest at the top of a ramp and allowed to roll without slipping the ramp
a certain compound is a white solid with a melting point of about 780 deg c when it melts it conducts electricitya what
the systolic pressure is 0158 atm and the diadtolic pressure is 0150 atm in the heart if the volume pumped in one