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2.) A pot containing 1.01 liter of water, initially at 19°C, is placed on a 1051 W electric heating element.
(a) How much heat must be supplied to the water to bring it to a boil?
(b) How much heat is necessary to boil all the water away?
(c) What is the minimum time required to boil all the water away?
On illustrate what form does an S corporation report its income to the IRS? When is the tax return due? Illustrate what information does the S corporation provide to shareholders to allow them to complete their tax returns?
A small glass bead has been charged to + 30{rm nC} . a)What is the magnitude of the acceleration of a proton that is 3.0{rm cm} from the center of the bead? b)What is the magnitude of the acceleration of an electron that is 3.0{rm cm} from the cen..
A 340 kg piano slides 3.7 m down a 33° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction is 0.37.
Two runners of mass 70 kg and 60 kg,respectively, have a total linear momentum of 350 kg*m/s. The heavier runner is running at 2.0m/s. Examine the possible velocitis of the lighter runner.
Compute the number of electrons in a small, electrically neutral silver pin that has a mass of 9.0g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol.
A rock is thrown vertically upward with a speed of 19.0m/s from the roof of a building that is 70.0m above the ground. Assume free fall. What is the speed of the rock just before it strikes the ground?
The ends of a 20cm long, 2.0cm diameter are maintained at 0°C and 100°C, What material is the rod made of
What intensity level of the horn's sound is observed by somebody waiting at an intersection 58m from the train.
A spring has a spring constant k = 0.84 N/m. If it is stretched 0.13 m from its equilibrium position, what is the restoring force of the spring
A loudspeaker at a rock concert generates 10-2 W/m2 at 18 m at a frequency of 1 kHz. Suppose that speaker spreads its energy uniformly in all directions. What is the intensity level at 18.00m.
a plastic bad is filled with nitrogen at atmospheric pressure and 18 degrees Celciuss. Assume that the mass of the bad is negligible and take the temperature of the outside air to be 0 degree Celcius, How large a volume of nitrogen (in M^3) is requ..
The crates are pulled to the right at a constant acceleration 3m⁄s^2 by a horizontal force F. Calculate (a) the magnitude of the force F and (b) the tension in the rope connecting the blocks. Include the free body diagram or diagrams you used.
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