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One mole of oxygen gas is at a pressure of 5.30 atm and a temperature of 23.0°C.
(a) If the gas is heated at constant volume until the pressure triples, what is the final temperature?
(b) If the gas is heated so that both the pressure and volume are doubled, what is the final temperature?
A 3m long ladder leans against a frictionless wall. The coefficent of static friction between teh ladder and the floor is .40. What is the minimum angle the ladder can make
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An apartment has a living room whose dimensions are 2.9 m x3.9 m x 6.0 m. what is the mass (in grams) of the air
the wavelength of a light wave is 700nm in air this light appears red. if this wave enters a pool of water its
q1. what is the electric field strength at the point in space where a proton m1.67x10 -27 kg experiences an
ball rolls horizontally off the edge of a tabletop that is 1.80 m high. It strikes the floor at a point 1.32 m horizontally away from the table edge. (Neglect air resistance.) (a) How long was the ball in the air? s (b) What was its speed at the i..
A girl is standing at the edge of a cliff 145 m above the ground. She reaches out over the edge of the cliff and throws a rock straight upward with a speed of 6.79 m/s. How long does it take the rock to hit the ground
a roller coaster is initially at a height of 40 m above the ground and has an initial velocity of 15 ms. using
A cylinder with a moveable piston contains 178 mL of nitrogen gas at a pressure of 1.22 atm and the temperature of 298 K. What should the final volume be for the pressure of the gas to be 1.52 atm at a temperature of 335 K.
A simple Atwood’s machine uses a massless pulley and two masses m1 and m2. Starting from rest, the speed of the two masses is 8.4 m/s at the end of 7.2 s. At that time, the kinetic energy of the system is 62 J and each mass has moved a distance of 30..
question mr. gomez decreased the speed of his car by 30 miles per hour over a period of 10 seconds. find the average
One trajectory that can be used to send spacecraft from Earth to Mars is an elliptical orbit that has Sun at one focus, its perihelion at Earth, Find the semimajor axis of the ellipse
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