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Calculate the percent ionization of phenol (HC6H5O) in solutions of each of the following concentrations (Ka = 1.3e-10.) (a) 0.181 M % (b) 0.482 M % (c) 0.733 M %
The compound ZnI4 is best described as anions in a face-centered cubic unit cell with the cations in the tetrahedral holes. What is the density of this compound?
Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: \rm 2Al}+3Cl_2rightarrow2AlCl_3 What is the maximum mass of aluminum chloride that can be formed when reacting 26.0g of aluminum
what fraction of this side chain is positively charged and what fraction is neutral at pH 7.2?
When electrons in a molecule are not found between a pair of atoms but move throughout the molecule, this is called
A proton in a linear accelerator has a de Broglie wavelength of 138 pm. what is the speed of the proton?
Write the names of the following compounds
calculate the concentration of an NaOH solution if 25.0ml of the solution is needed to neutralize 17.5ml of a 0.419M HCL solution
Evaluate the electronic configuration for ionization energies of Magnesium, the orbital number in which the electrons are added in phosphorus ion, and the one will lose in the ionization of Alluminium.
A chemist performed a titration experiment in order to determine the concentration of a given aqueous solution of HCl (an acid). She pipeted 25.00 mL of the HCl solution into an Erlenmeyer flask.
The reactant concentration in a first-order reaction was 8.20×10?2M after 10.0s and 6.10×10?3M after 90.0s. What is the rate constant for this reaction
Determine the activation barrier for the reaction. What is the value of the rate constant at 15
How many mL of Br2 (l) with a density of 3.12 g/mL must you dispense to have 1.56 mole (mol) of Br2 (l).
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