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If a gas expands against a constant external pressure of 0.9 bar until its volume has amplified from 2.2 L to 6.2 L. During this process it absorbs 760.0 J of heat from the surroundings. Compute the energy change of the gas.
Predict stereochemistry of the products formed if the addition of bromine to fumaric acid occurs via Syn addition
To what pH should a solution that is 0.075 M each in Ca2+ and Cd2+ ions be adjusted in order to best separate ions by precipitation of one of the hydroxides. What are the concentrations of the metal ions after the pH is adjusted to this value
A hydrate has the following percent composition: Pb = 54.61%, C = 12.66%, H = 1.61%, O = 16.88% and H2O = 14.24%. What is the formula of the hydrate.
a write the chemical equation for all the reactions both sn1 and sn2 involving primary and secondary substratesb rank
An aerosol can has an internal pressure of 3.85atm at 25 degrees celsius. What temperature is required to raise the pressure to 18.0atm
A helium balloon has a volume of 3.50L at 22.0 degrees celsius and 1.14atm . What is its volume if the temperature is increased to 30.0 degrees celsius and the pressure is increased to 1.20atm
Draw a mechanism to demonstrate how pyridine catalyzes the hydrolysis of acetic anhydride to two molecule of acetic acid. Is this reaction reversible? why or why not?
The rate of the reaction of methyl ethyl acetate with hydroxide to form acetate ion and ethanol as shown in the following reaction, CH3COOC2H5(aq) + OH-(aq) => CH3COO-(aq) + C2H5OH(aq) was measured at several temperatures and the following dat..
If a second experiment is done with half as much H2O2 as the experiment in question 1, and the solution turns blue in 180 seconds, what is the order of the reaction with respect to H2O2?
Write the structures for all the aldol condensation products you expect from the cross aldol condensation of 4-methyl benzaldehyde and 2-butanone (methyl ethyl ketone)
in europe gasoline efficiency is measured in rm kml. if your cars gas mileage is 23.0 migal how many liters of gasoline
Explain why the fluoride ion of the terabutylammonium flouride is more nucleophilic than the fluoride ion of sodium fluoride. Draw reaction-energy diagrams. Define the term, "diastereospecific reaction," and give a representative example.
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