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Consider NH3 vapor acting as a van der Waals gas with coefficients a = 4.169 atm-L2-mol-2 and b = 0.0371 L-mol-1. How much heat must be added to 50.0 g of the gas so that it experiences no change in internal energy as it undergoes isothermal reversible expansion from a volume of 1.00 L to a volume of 6.00 L at 298 K?
A 7.70-uF capacitor and a 1250-ohm resistor are connected in series to a generator operating at 50 Hz and producing an rms voltage of 208 V. What is the average power dissipated in this circuit
An antifreeze solution is made by mixing ethylene glycol (? = 1116 kg/m3) with water. Suppose the specific gravity of such a solution is 1.06. determine the volume percentage of ethylene glycol in the solution
A tiger leaps horizontally from a 5.5 m high rock with a speed of 3.9 m/s. How far from the base of the rock will she land
Unpolarized light of intensity 1.1 W/m^2 is incident on a polarizer. what is the intensity of the light that leaves the analyzer
The objective of a refracting astronomical telescope has a focal length of 3.60 m. What is the angular magnification of the telescope
A cannon located 42 m from the base of a vertical 30 m high cliff has its muzzle pointing towards the cliff at an angle 48° above the horizontal. determine how far the shell lands past the edge of the cliff
We have some air in a cylinder like that in the figure. Assume that air is an ideal diatomic gas. The diameter of the cylinder is 5.4 cm. Find the amount of hear that was put into air
Julie drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 44.0, What is her average speed on the return trip
An ideal monatomic gas expands isothermally from 0.600 m3 to 1.25 m3 at a constant temperature of 800 K. If the initial pressure is 8.00 10^4 Pa. Find the thermal energy transfer Q
What is the wavelength of EM radiation that ejects 2.00-eV electrons from calcium metal, given that the binding energy is 2.71 eV
a chain is held on a frictionless table with 1/5 of its length hanging over the edge. how much work is required to pull the hanging part back
Consider an object on an incline where friction is present. The angle between the incline and the horizontal is ? and the coefficient of kinetic friction is ?k. Find an expression for the acceleration of this object
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