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If you wanted to prepare a solution of CO in water at 25 in which the CO concentration was 2.1 mM , what pressure of CO would you need to use?
Equilibrium constant for the cell reaction is (A)100 .32/0.0591 (B)100.32/0.0295 (C) 100.26/0.0295 (D) e0.32/0.295
What is the molarity of a HCl solution if the reaction of 200 mL of the HCl solution with excess CaCO3 produces 14.0 L of CO2 gas at 725 mmHg at 18 degree celsius.
1) Bakelite us obtained by the condensation of : 2) When HCHO reacts with Nh3, the compound formed is :
How to calculate the ratio of the masses of the buffer components required to make the buffer. m(NH3) / m(NH4Cl) ph= 9.00
The membrane has pores equivalent in size to a spherical molecule with a molecular weight (Mm) of 120,000 daltons. The protein solution consists of albumin (40 g/L at Mm = 69,000 daltons), globulins (70 g/L at MW = 150,000 daltons), and fibrinogen..
Predict the sign of the entropy change in the system for each of the following processes, and explain your answers. 1) AgI precipitates from a solution containing Ag+ and I- ions.
Calculate the wavelength of the light that is absorbed for the electron's transition from n = 5 to n = 6 in Be3+ ion. (ans in nm.)
The reaction of pure (S)-2-chlorobutane with sodium cyanide in dimethylsulfoxide produces pure (R)-2-cyanobutane. Explain why a racemic mixture is not expected for this reaction if it occurs via an Sn2 mechanism.
determine both the position and velocity (momentum) of an atom or subatomic particle such as an electron and thus negate the uncertainty principle? Fully explain your answer.
Given the parent compound, draw the mass spectrum fragment that is observed at m/z 77. Include any hydrogen atoms and the charge. The compound given is a cyclohexene with double bonds at every other one. It also has a chlorine coming off one of th..
The density of water is 1.00 g/ml, the density of dichloromethane is 1.32 g/ml. If you mix dichloromethane and water together, which layer will be on top and which layer will be on the bottom
If 200 ml of gas at 400 torr is transferred to a 20.0 ml cotnainer. What will the new pressure be if the temperature is kept constant?
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