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What is the equilibrium concentration of chloroacetic acid, HC2H2O2Cl, in a solution prepared by dissolving 0.0221 mol of HC2H2O2Cl in 1.20 L of water? For chloroacetic acid, Ka = 1.4 x 10-3.
In several sentences (not a long answer, in other words, describe the source of alkenes -- how do we obtain therm. (They are very useful in synthesis of other organic compounds, of many sorts, so we need a source of them. What is it
He notices that at this new temperature, the bar's length has increased by 1.422 × 10^-3 m. What is the coefficient of linear expansion (a) for the new alloy?
Calculate the standard enthalpy of formation of liquid water (H2O) using the following thermochemical information
In Horner-Wadsworth-Emmons reaction, a 1,2-disubstituted alkene was produced in which the olefinic protons exhibited at vicinal coupling of 9.0 Hz in the 1H NMR. What is the stoichiometry of the double bond.
note that the integrals for some of the resonances in the 1h nmr spectrum are higher than they should be due to the
Suppose you toss a tennis ball upward. Does the kinetic energy of the ball increase or decrease as it moves higher? What happens to the potential energy of the ball as it moves higher?
for a maximum power heat engine operating with a cold temperature of 27 celsius what must be the hot temperature for 50
In the lab with chromic acid it is sometimes complicated to control the products from the oxidation of a primary alcohol. Explain why can an enzyme produce only an aldehyde while chromic acid can produce more than one product
estimate the enthalpy change for the combustion of hydrogen gas in the presence of oxygen gas.
When preparing the solutions for Part A, an aqueous solution of diamine and NaOH is made. Why isn't a solution of NaOH and diacid chloride in cyclohexane made
What is the half-life of this reaction assuming first-order kinetics?
Write a balanced equation for the reaction of sodium carbonate with sulfuric acid to form sodium sulfate, carbon dioxide, and water. What is the molarity of the sulfuric acid solution
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