Calculating the fraction of atoms
Calculate the fraction of atoms in a sample of argon gas at 365 K that has an energy of 14.0 kJ or greater
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An 8.00 g bullet is fired into a 220 g block that is initially at rest at the edge of a table of 1.00 m height. The bullet remains in the block, and after the impact the block lands d = 1.6 m from the bottom of the table. Determine the initial spe
How does this cost compare with the current cost of new coal figured generation at 3.5¢/kWh? Write a brief (400 words or less) argument on why Colorado should or should not shut down its coal power plants and replace them with wind farms
If the volumes in the buret and the flask are identical and the concentration of the acid in the buret is 0.250 M, what is the concentration of the base in the flask?
160 mL that contains 400 mg of NH3 and 980 mg of NH4NO3. (Given: Kb (NH3) = 1.8 x 10-5. What is the pH of this solution after 80 mg of NaOH (s) are added?
The second virial coefficient of methane can be approximated by the empirical equation , where a = -0.1993 bar-1, b = 0.2002 bar-1, and c = 1131 K2 with 300 K < T< 600 K. What is the Boyle temperature of methane ?
The driver of a 1730 kg car traveling on a horizontal road at 102 km/h suddenly applies the brakes. Due to a slippery pavement, the friction of the road on the tires of the car, which is what slows down the car, is 21.0% of the weight of the car.
A hypodermic syringe is filled with a solution whose viscosity is 3.5 x 10^3 Pa.s. the plunger cross-sectional area is 12.0 x 10^-5 m^2, and the length of the needle is 0.03m.
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