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A 0.030kg ice cube at 0C is placed in an insulated box thatcontains a fixed quantity of steam at 100C. When thermal equillibrium of thisclosed system is established, its temperature is gounfd to be23 C. Determine the original mass of the steam at 100C.
The force involved in a collision is 1.0 × 10^2 newtons. What is the value of the change in momentum
Determine the angular speed of a speck of dirt located 1.97 cm from the center of a CD rotating inside a CD player at 263 rpm.
What is the change in kinetic energy of the block?
Illustrate what is the uniform speed of a gondola when the Ferris wheel is running at full speed?
In a hydrogen atom, proton and electron are separated by 5.29×10?11m. What's the gravitational force between the two particles
A block of mass 6 kg, which has an initial speed of 3 m/s at time t = 0, slides on a horizontal surface. obtain the magnitude of the acceleration of the block
A person who weighs 686 N steps onto a spring scale in the bathroom, What is the weight of another person who compresses the spring by 0.313 cm
In open heart surgery a much smaller amount of energy will defibrillate the heart. Find the amount of stored charge
A piston-cylinder system has initial volume 1.0 liters, and contains ideal gas at 300k and 1 atm, with Cv=2.5R. What is the rate at which the gas does work
An object starting from rest accelerates with a constant acceleration A(none) for a time T(none) after which it moves at a constant velocity for T1 seconds. what is the total distance the object traveled
an aluminum cup contains 225 g of water and a 40 g copper stirrer all at 27degc. a 420 g sample of silver at an initial
A 70·kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 37.0° above the horizontal. What is the total work done on the box by all forces
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