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Gas is contained in an 6.5 L vessel at a temperature of 20°C and a pressure of 9.8 atm.
(a) Determine the number of moles of gas in the vessel.
mol
(b) How many molecules are in the vessel?
molecules
If a 4 cm piece of insulation is added to the pine ceiling kpine = 0.120 J/msC kinsul = 0.042 J/msC If a 4 cm piece of insulation is added to the pine ceiling , find the interface temperature for the pine and insulation.
An ocean liner leaves New York City and travels 43° north of east for 189 km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ship's displacement vector in the directions.
a series RLC circuit contains a resistor of 20 ohms, a capacitor of 0.75 mF and an inductor of 120mH, what is the rms current operating at its resonance freq.
An ideal gas in a container is at a temperature of 70.6°C. What is the average translational kinetic energy of a gas molecule in the container
A screen is placed 1.20m behind a single slit. The central maximum in the resulting diffraction pattern on the screen is 1.40cm wide-that is, find the distance between the two second-order minima
A coil consists of 212 turns of wire. Each turn is a square of side d = 18 cm, compute the magnitude of the induced emf in the coil
Two small charges with a mass of 1.0 g each are connected by a 2.0 cm long insulating rod of negligible mass. Calculate the magnitude of the torque exerted on the rod by the electric field
A planet of mass m = 7.05 × 1024 kg is orbiting in a circular path a star of mass M = 4.95 × 1029 kg. The radius of the orbit is R = 8.35 × 107 km
An iron anchor of density 7870 kg/m^3 appears 200 N lighter in water than in air. What is the volume of the anchor
Assuming the Earth's magnetic field averages about 0.50×10?4 T near Earth's surface, estimate the total energy stored in this field in the first 7.0km
Treating our rigid legged friend as a particle, what is the average force his feet exert on the ground as he slows down.
What is the total distance traveled by a car if for 130 m with a deceleration of 1.20 m/s^2 and 50 m with a deceleration of 7.10m/s^2?
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