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Depict the resonance structure of the most stable carbocationintermediate possible that results from step 2 of an electrophilicaromatic substitution reaction when tert-butylbenzeneencounters bromine in the presence of iron(III) bromide.
For a solution containing 0.0060 M calcium nitrate and 0.057 M nitric acid, calculate the activity of the calcium ion.
Compute the standard heat of formation of acetaldehyde CH3CHO (g) given the following information
question what is the rate of the following reaction ms if the rate constant for the reaction is 0.800 lbullmol-1bulls-1
What salt is produced in each of the following neutralization reactions?
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction C2H6 (g)+ H2 (g) -> 2CH4
suppose the experiment was done with 1.0m H3PO4 as the acid. What would be the stoichiometric ratio, mol H3PO4/mol NaOH at the intersection of ascending and descending portions of the graph?
a) H2 (g) + Br2 (g) â?" 2 HBr (g) + heat [0.513] [0.62] [0.346] b) N2O4 (g) + heat â?" 2 NO2 (g) [0.0325] [0.022] c) NH4SH (g) â?" NH3 (g) + H2S (g) + heat [0.027] [0.0234] [0.209] Calculate Ke for the following (equilibrium concentrations give..
What maximum mass of carbon dioxide is produced by the complete combustion of 11.0 of this fuel mixture
A segment of a DNA strand has base sequence of C-G-A-T-T-G-C-A. What is the base sequence of the other complementary strand of the double helix
the vapor pressure of h2o is 42.175 mm hg at 35 degree celsius. the vapor pressure of ethyl alcohol c2h5ohnbsp is 100.5
If the vapor pressure of pure water at 25 C is 23.8mmHg What is the partial pressure of water over the solution? Assume ideal behavior for the solution.
The specific heat of liquid ethanol, C2H5OH(l), is 2.46 J/g·°C and the heat of vaporization is 39.3 kJ/mol. The boiling point of ethanol is 78.3 °C. The molecular weight of ethanol 46 g/mol.
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