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Explain how much heat in kJ is required to increase the temperature of 125 gH2O from 2.2°C to 48.6°C? The specific heat of water is 4.18 J g-1 °C-1.
considering the given equation cs co2g-2cog this is the hetrogenous equilibruim processthe total pressure of the system
Compound X has partition coefficient of 3 between ether and water. If 100 ml of 0.01 M aqueous solution of X is extracted with ether, then what fraction of X remains after
The activity of an isolated sample of gas obtained from a basement containing radon-222 was found to be 8 pCi/L. This isotope has a half-life of 3.8 days. If no additional radon-222 entered the sample, how long would it take for the activity to de..
In a titration, 0.0 mL of 0.025 M hydrochloric acid is added to 30.0 mL of 0.030 M ammonia. What is the pH of the resulting mixture?
A solution of NaOH with pH 13.68 requires 35.00 ml of 0.128 M HClO4 to reach the equivalence point. What is the volume of the NaOH solution
The reaction A---> B is 4th order in the reactant A. derive an expression for the concentration of the reactant as a function of time [A]t
(a) What is teh rate law for the reaction. what is the value of the rate constant
What is the minimum wavelength of light needed to break the C-C bond? Could UV lamps be used to break the C-C bond?
To a solution containing both acetic acid and sodium acetate, HCl is added. Beside hydroxide ions, which species will react with the extra protons from HCl to keep the pH from changing
Determine the density and atomic radius of tungsten (W) if it crystallizes in a face centered cubic arrangement with cell edge 399 pm.
Aqueous copper (II) reacts with aqueous iodide ion to yeild solid copper (I) iodide and aqueous iodine. write the balanced ionic equation and identify the oxidiziton and reducing agent
The density of H2O2 is 1.463g/ml and the density of O2 is 1.428 g/l. How many liters of O2 will from 55.0mL of H2O2?
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