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You are given a container with 5.0g of hydrogen atoms. What is the total charge on the electrons in the container? What is the total charge on the protons
What volume of O2 at 798 mm Hg and 39 degrees celsius is required to synthesize 19.0 mol of NO
A cylinder with a moveable piston contains 184mL of nitrogen gas at a pressure of 1.02atm and a temperature of 306 K. What must the final volume be for the pressure of the gas to be 1.52m atm at a tem
Consider a 7 solar mass main sequence star, Estimate its luminosity in solar luminosities and how long (in years) it could maintain its luminosity through gravitational collapse
A 22.0 L volume of an ideal gas in a cylinder with a piston is at a pressure of 3.0 atm. Enough weight is suddenly removed from the piston to lower the external pressure to 1.5 atm. The gas then exp
Consider a particle with positive charge q = 8.00 * 10^18 C moves with velocity v=(4i + 2j - k) m/s through a region, calculate the total force on the moving particle
A scuba diver with a lung capacity of 5.3L inhales a lungful of air at a depth of 47m and a pressure of 5.7atm.
A long solenoid has a diameter of 12.0 cm. When a current i exists in its windings, Calculate the magnitude of the induced electric field at the following distances from the axis of the solenoid
What volume of O2 at 798 mmHg and 39 celsius is required to synthesize 19.0mol of NO
a 3.0E6 resistor is connected in series with an initailly uncharged 0.28E-6 F capacitor. What is the maximum current in the circuit and when does it occur
What Celsius temperature, T2, is required to change the volume of the gas sample in Part A (T1 = 41celsius, V1= 1770 L) to a volume of 3540 L ? Assume no change in pressure or the amount of gas in t
Gas flows from a reservoir at 2000 psi pressure into a well at 1 atm pressure, what is the actual volumetric flow in the well
A sample of gas in a balloon has an initial temperature of 41 degree celsius and a volume of 1770 L . If the temperature changes to 96 degrees celsius, and there is no change of pressure or amount o
A monatomic ideal gas at high temperature T in a discharge tube has a triply degenerate excited state at an energy e above the ground state, Find the ratio population of the excited state to that of
What is the resistance of a 1.7m -long copper wire that is 0.50mm in diameter? (Answer should be in ohms)
What factors account for how African slaves were treated indifferent and /or economic sitting in Latin America?
classify each solute represented in the following equations as a strong, weak, or nonelectrolyte: a)CH3-OH(l) H2O> CH3-OH(aq). b)MgCl2(s) H2O> Mg2+(aq) + 2Cl-(aq). c) HClO(aq)<H2O> H+(aq
50-g of hot water at 65 degree C is poured into a cavity in a very large block of ice at 0 degrees C, What is the mass of the ice that melts
How did Turkey end up a secular democracy? It seems like so many countries in that area have ended up being dictatorships.
A 15-kg iron ball is dropped onto a pavement from a height of 80m. Suppose half of the heat generated goes into warming the ball. What is the temperature increase of the ball in degree C
An unknown protein sample gave an absorbance of 0.867 ( corresponding to the average of three replicate analyses of the unknown sample). Calculate the mass (micrograms) of protein in the unknown. Ca
What factors account for how African slaves were treated in different regions and / or economic settings in Latin America?
Calculate the total concentration of lead dissolved ([Pb]total) in a solution saturated with PbI2(s) and containing dissolved I- with a concentration of [I-] = 0.294 M. The solubility of lead is gov
A rocket is fired from the ground but at 30m it runs out of fuel, How fast is it going when it comes back down to earth
Which has a greater packing fraction, a diamond crystal structure or a copper crystal structure, how much empty space would be left in each structure