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Explain what is the pH of a solution which is 0.025 M in weak base as well as 0.039 M in the conjugate weak acid (Ka = 7.1 × 10-6)?
Write the rate expression for the reaction C) Calculate k for the reaction D) When [S2O8 2-] = 0.105 M and [I-] = 0.0875 M, what is the rate of the reaction at the temperature of the experiment?
Calculate the concentration of silver necessary to begin precipitation of AgCl from a solution in which the Cl concentration is 7.4e-4 M.
Draw the product of the reaction of cyclopentanone with chromic acid. If no reaction occurs, draw cyclopentanone. Hydride reduction (with LiAlH4 or NaBH4) of (S)-3-phenyl-2-butanone has been reported in the chemical literature and gives a mixture o..
determining the difference between vinylic & allylic hydrogens in a Cyclohexene, how many of each, what determines it?
Write the balanced formula unit equation for the reaction of magnesium with hydrochloric acid. What is the sum of the coefficients? Don't forget coefficients of one
The standard enthalpy of atomization of an element is the energy necessary to convert one mole of an element in its stable form at 25 degree Celsius to one mole of monoatomic gas.
what is the equilibrium concentration of C2H5OH? Help me work this please. My book shows answer of 27. However, I worked it and got 2.7
caffeine c8h10n4o2 is a stimulant found in coffee and tea. if a solution of caffeine in chloroform chcl3 as a solvent
How much PV work is done in kilojoules and what is the value of ^E in kilojoules for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80L
State the reaction and the corresponding Kb equilibrium expression for each of the following substances acting as a base in water. Utilize the lowest possible coefficients. Comprise states-of-matter under SATP conditions in your answer.
If pH = 6.4, calculate the molar concentration of H^+ (aq) in the solution. If pH = 6.4, calculate the molar concentration of OH^-(aq) in the solution.
Compute the concentration in molecules cm-3 and the mixing ratio in ppm of water vapor at ground level at T=298K as well as RH values of 50% and 60%
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