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A 196-g aluminum calorimeter contains 582 g of water at 18° C. A 92-g piece of ice cooled to -18° C is placed in the calorimeter. (Assume that the specific heat of ice is always 2.02 kJ/kg · K.)
(a) Find the final temperature of the system, assuming no heat is transferred to or from the system.
(b) A 184-g piece of ice at -18° C is added. How much ice remains in the system after the system reaches equilibrium?
A piece of ice of mass 0.0240 kg at an initial temperature of-11.0o C is placed in a well-insulated cup containing0.100 kg of water at 35.0o C. Calculate the equilibrium temperature of this system.
Three metal fishing weights, each with a mass of1.00x102g and at a temperature of 100.0oC,are placed in 1.00x102g of water 35.0oC. The final temperature of the mixture is 45.0oC. What is the specific heat of the metal in the weights?
When an archer pulls an arrow back in his bow, he is storing potential energy in the stretched bow. Compute the potential energy stored in the bow
an electron is accelerated through 1.60 x 103 v from rest and then enters a uniform 2.80-t magnetic field.a what is
A student weighing 800 N crouches on a scale and suddenly springs vertically upward.His roommate notices that the scale reads 900 N, With what acceleration does he leaves the scale
A pot containing 1.01 liter of water, initially at 19°C, is placed on a 1051 W electric heating element. How much heat is necessary to boil all the water away
1 a. show the quantum confinement effects in quantum wellsnbspb. outline the density of states for 3d 2d 1d and 0d
Lets suppose if a pure Si crystal has 5 X 10 28 atoms m -3. It is dopped by 1 PPM concentration of pentavelents As( arsenic)
A hockey player uses her hockey stick to exert a force of 6.81 N on a stationary hockey puck. What is the acceleration of the hockey puck
The tension in the horizontal towrope pulling a water-skier is 240 N, How much work does the towrope do on the water-skier
A bird feeder in the shape of a 50-cm-diameter disk of mass 340 g, suspended by a wire with torsional constant 5.00N?m/rad, What is the mass of the birds, assuming they have the same mass
How much work is required to pull him a distance of 58.0 m up a 27.0° slope (assumed frictionless) at a constant speed of 1.80 m/s
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