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Explain why rotation about N-Ca and Ca-C bonds is solely responsible for the secondary structure of a polypeptide
Sulfuryl chloride (SO2Cl2) in the gas phase decomposes to sulfur dioxide and chlorine gas. A) what is the rate law? B) What is the value of the rate constant (k)?
This mixture has density of 1.391g/L and occupies a volume four times as that of pure hydrocarbon. Determine the molecular formula of the hydrocarbon.
calculate deltaH in kilojoules for the reaction, assuming that the heat capacity of the calorimeter is 776 j/celsius, that the specific heat of the final solution is the same as that of water(4.184J/G*C), and that the density of the solution is 1...
Explain Gibbs-Duhem Equation, In a certain binary solution, the activity of component 1 is given by
Provide a chemical equation for a reaction that could be used to form each ether, and provide reaction conditions that can be used to remove each protecting group.
Dimethyl sulfoxide is an aprotic dipolar solvent that readily dissolves many inorganic salts. Water is a protic dipolar solvent that dissolves inorganic salts.
1- calculate the radius of a marble of mass 75.673g and density 2.443g/cm3, volume of sphere V= (4/3)?r3)
Suppose that at a particular moment during the reaction, molecular hydrogen is reacting at the rate of -0.555 M/s. (a) At what rate is ammonia being formed?
At high temperatures, ammonia can react with oxygen according to the following unbalanced reaction: NH3 + O2 ---> NO + H2O If 5.76 moles of NH3 react with 12.2 moles of oxygen
A zero-order reaction has a constant rate of 2.40×10-4 M/rm s. If after 80.0 seconds the concentration has dropped to 7.00×10-2 M,
Write the reactions for the preparation of the diaonuim salt for the coupling of the salt with the sodium salt of 2-napthol. 2. Write the reaction of the sodium salt of para red when treated with 1 M H2SO4. Why does a precipitate form?
A given compound has the following solubility properties. At room temperature, it is souble in diethyl ehter but insoluble in both ethanol and water At high temperatures,
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