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Question- A 75.5 mL aqueous solution contains 0.320 mol of KOH and is 20.0 % by mass KOH. Calculate the density (kg/m3) of the solution.Illustrate the density computation in details
Explain why is the chemiluminescence even more pronounced with the ferricyanide/hydrogen peroxide mixture
Write the rate laws and determine the units of k (the rate constant) for the following reactions: (a) The reaction A + 2B --> C is found to be second order in A and B, and third order overall
External fields (such as those generated by a laser) can couple electronic states together. By a well-chosen laser pulse, an H atom is created in an equal superposition of the 1s and 2p0 states.
Based on Liquid Chromatography, how can I changed if the capacity value and selectivity value and resolution value is not in the proper range?
An aluminum atom has a diameter of 143 pm. How many aluminum atoms can be placed on a line 1.00 mm long
Calculate the total vapor pressure of an ideal solution made by mixing 0.500 mol of ether (C4H10O) with 0.250 mol of ethanol (C2H6O) at 20 degrees Celsius.
Write a balanced equation for the reaction of NaCH3COO and HCl. Express your answer as a chemical equation.
Subsequent to a mixture of hydrogen and nitrogen gases in a reaction vessel is allowed to attain equilibrium at 472 degrees C, it is found to contain 7.38atm H2, 2.46atm N2, and 0.166atm NH3. From these data Compute the equilibrium constant Kp fo..
If you have a white powder that could be either Epsom salt or table salt, how could you decide which one it is
The blue color of the sky results from the scattering of sunlight by molecules in the air. The blue light has a frequency of about 7.5x10^14 Hz, what is the wavelength in nm associated with this radiation
a 0.1967 g sample of pure ascorbic acid is weighed out and dissolved in 50.0 ml of distilled water in an erlenmeyer
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of H2C2O4 and H2O in the balanced reaction
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