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A 8.0x10^-2-kg ice cube at 0.0 C is dropped into a Styrofoam cup holding 0.35 kg of water at 11 C. Find the final temperature of the system. Find the amount of ice (if any) remaining. Find the initial temperature of the water that would be enough to just barely melt all of the ice.
Using the Bohr model what is the radius of the electron orbit in the Hydrogen atom when the electron is in the n = 9 state? What is the energy of the Hydrogen atom
A 195-g block is pressed against a spring of force constant 1.15 kN/m until the block compresses the spring 10.0 cm. The spring rests at the bottom of a ramp inclined at 60.0° to the horizontal. Using energy considerations, determine how far up th..
a projectile is launched from a 50 m high cliff, with an initial velocity of 65.0 m/s, at an angle 67.4 degrees above horizontal. how far away from the cliff does it land
question1an airplane is flying with a velocity of 82.0 at an angle of 18.0 above horizontal. while the plane is a
An ideal gas is compressed at constant pressure to one-half its initial volume. a)If the pressure of the gas is 150kPa , and 770J of work is done on it, find the initial volume of the gas.
An open train car, with a mass of 2030 kg, coasts along a horizontal track at the speed 2.45 m/s. What is the car\'s speed after the loading is completed
Two blocks are free to slide along the frictionless wooden track shown below. The block of mass m1 = 4.94 kg is released from the position shown, Calculate the maximum height to which m1 rises
A pickup truck is moving at 25 m/s when suddenly the brakes are applied and the truck comes to a stop in 4.7 s. how much time elapses before the tool box strikes the cab
Two capacitors of capacitance 6microF and 8 micro F are connected in parallel. What is the equivalent capacitance of this combination
A block of mass M is attached to a spring (spring constant k) which is attached to a wall. what is the amplitude of the resulting simple harmonic motion
A ball rolls down a roof that makes an angle of 30 degrees to the horizontal. The ball has an initial speed of 5 m/s and the roof is 7 meters tall. how far from the base of the house does it land
At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats facing the axis, their backs against the outer wall. At one instant the outer wall moves at a speed of 4.0 m/s, and an 83 kg p..
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