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The molar mass of oxygen gas is 32.0 x 10^-3 kg/mol. If the gas is at 16 degrees C, find the root-mean-square speed for an oxygen molecule.
A cord of length 1.5 m is fixed at both ends. Its mass per unit length is 1.1 g/m and the tension is 11 N. What is the frequency of the fundamental oscillation
A compressed-air cylinder stands 96.0 cm tall and has internal diameter 21.0cm cm . At room temperature, its pressure is 161 atm. How many moles of air are in the cylinder
Compute average magnetic flux through turn of inner solenoid
A neutral conductor completely encloses a hole inside of it. you observe that the outer surface of this conductor carries a charge of -12 microC. A) can you conclude that there is a charge inside the hole? b) how much charge is on the inner surfac..
A tube of air is open at only one end and has a length of 1.29 m. What is the distance between one node and the adjacent anti-node
A sound wave from a siren has an intensity of 88.8 W/m2 at a certain point, What is the intensity level of the sound wave due to the ambulance
You drop 320 g of solid ice at ?35°C into a bucket of water (1,200 g) at 45°C. Eventually, the ice all melts, Find the final temperature of the system
The force of the wind on the sails of a sailboat is 410 N north. The water exerts a force of 240 N east. If the boat (including crew) has a mass of 330 kg, illustrate what are the magnitude and direction of its acceleration?
A vacuum cleaner is plugged into a 120.0-V socket and uses 4.1 A of current in normal operation, Find the coil resistance of the motor
One gallon of gasoline contains 3.1 multiply.gif 107 calories of potential energy that are released during combustion. what is the average force produced by the gasoline
A gardener pushes a box of tools across a driveway by applying a 22.5- N force that pushes downward at an angle of 23.1 o, How much work is done if the box moves 2.55 m in the horizontal direction
A 110kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 350N. For the first 15.00 m the floor is frictionless and for next 15 m the coefficient of friction is 0.30. What is the final speed of the crate.
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