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IF a gas is compressed in a cylinder from a volume of 20 L to 2.0 L by a constant pressure of 10 atm. Compute the amount of work done on the system. (1 L*atm = 101.3 J)
Find the moment of inertia about the x-axis of the lamina that has the given shape and density (rho). Round in the thousandths place. y = x^2, y = sqrt(x); rho(x, y) = x^2
A reaction takes place inside a constant pressure calorimeter. The heat absorbed by the calorimeter is measured to be +15J.
Explain why in an aqueous electrochemical cell, nitrate ions never react at the anode, but nitrite ions do
Ascorbic acid (vitamin C, C6H8O6) is a diprotic acid (Ka1 = 8.00x10^-5 and Ka2 = 1.60x10^-12). What is the pH of a 0.280 M solution of ascorbic acid
Given a column of air with a pressure of 1.57 x 10^5 Pa and an area of 1.12 m^2 and given that the acceleration due to gravity is 9.8 m/s^2, what is the mass of this column
In the qualitative cation analysis procedure, Bi3+ is detected by the appearance of a white precipitate of bismuthyl hydroxide, BiOOH(s): BiOOH(s) --->
A typical frequency used by GSM cell phones is 759.0 MHz. What is the wavelength of this signal in m?
During the experiment of an acid catalyzed dehydration of a secondary alcohol, an elimination reaction (E1) is experienced, and a gas chromatography is performed.
At 450 K the rate constant is 15.4 atm-1s-1. How much time (in s) is needed for NOCl originally at a partial pressure of 46 torr to decay to 25.8 torr?
liquid water at 0oc and atmospheric pressure has a density of 1 gcm3. at the same conditions ice has a density of .917
How many grams of ethylene glycol (C2H6O2) must be added to 1.20 kg of water to produce a solution that freezes at -5.76 C
Fill in the MO diagram for N2 (+). Im having trouble remembering how to use MO diagrams again and if you could explain how to use them I would be very grateful.
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