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Two grams of 100 degree C steam are injected into a wellsealed styrofoam container that holds a mixture of 24 grams of iceand 50 grams of liquid water, both at 0 degree C.
a) How much of the ice melts and what is the equilibrium temperature of the mixture including the condensed steam?b) Repeat for a second experiment where, everything else isthe same but 5 grams of steam are injected (also at 100 degreeC). Assume (in both experiments) that no energy is absorbedby the styrofoam.
A charged particle travels undeflected through perpendicular electric and magnetic fields whose magnitudes are 5000N/C, Find the speed of the particle if it is a proton
a football player kicks a ball with a speed of 22.5 ms at an angle of 47deg above the horizontal from a distance of 35
What is the tension in the string
A particle has an acceleration of 6.19 m/s^2 for 0.350 s. What was the particle's initial velocity
suppose that while lying on a beach near the equator watching the sun set over a calm ocean you start a stopwatch just
Eight uncharged capacitors with equal capacitances are combined in series. The combination is connected to a 6.53-V battery, Find the capacitance of each capacitor
a radioactive nucleus at rest decays into a second nucleus an electron and a neutrino.the electron and neutrino are
A 500 Hz whistle is moved toward a listener at a speed of 10 m/s. At the same time, What is the apparent frequency heard by the listener
Two charged objects experience a mutual repulsive force of 0.71 N. If the charge of one of the objects is reduced by half and the distance separating the objects is quadrupled, what is the new force? (Enter the magnitude of the force.)
According to a report on traumatic brain injury, the force that a professional boxer's fst exerts on his opponent's head is equivalent to being hit with a 5.9kg bowling ball traveling at 8.9m/s that stops in 0.018s. Determine the average force that t..
A satellite of mass 190 kg is launched from a site on the Equator into a circular orbit at 4000 km above Earth's surface. What is the acceleration of gravity at this altitude
A 1100-kg car is moving at 31.8 m/s. A braking force of -5101 N is applied for 4.80 s. What is the velocity of the car when the brakes are released
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