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Water has a mass per mole of 18.0 g/mol, and each water molecule (H2O) has 10 electrons.
(a) How many electrons are there in 6.48 liters of water? (1 liter is equivalent to 1.00 × 10-3 m3)
(b) What is the net charge of all these electrons?
What is the Fourier transform of the 2-term wavelet f(t) = (4,2,1). Calculate this on paper (show your work) and graph the amplitude and phase spectra for this wavelet.
a 6-kg bowling ball rooling at 5m/s strikesa stationary 4-kg bowling ball.if ball number one is moving forward at 2m/s after the collision, what is the impluse of the system
A conducting sphere that carries a total charge of +11 µC is placed at the center of a conducting spherical shell that also carries a total charge of +11 µC, Determine the charge on the inner surface of the shell
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A car needs to generate 75.0 hp in order to maintain a constant velocity of 21.8 m/s on a flat road. What is the magnitude of the total resistive force acting on the car
an organ pipe is 2.0cm long.Assume the pipe is cylindrical with one closed and one open end. if the frequency of the 3rd harmonic is 290Hz,then what is the speed of sound in the pipe
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A 2.3kg cart is rolling across a frictionless, horizontal track toward a 1.5kg cart that is held initially at rest. find the velocity of the first cart when the second cart was still at rest
A small pole (uniform, thin) that has mass 4.05 kg and can pivot about an axis perpendicular to the length of the pole and through its center. What must the length of the rod be
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