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Which of the following below applies to the addition of nucleophiles toalpha, beta-unsaturated carbonyl compounds?
1) The nucleophile can attack either at the carbonyl C atom or else at the beta C atom as both of these have a partial positive charge.
2) Nucleophilic attack at the beta C atom will defer the so-called Michael addition product.
3) Both 1 and 2.
4) Neither 1 nor 2.
Calculate the amount of heat energy in joules required to heat 50.0g of each substance from 25.0 c to 37.0 c
a coffee contains 100 mL of H2O. initial temperature of calorimeter is temperature 23 C.if 8.20 g of CaCl2 is added to calorimeter. what will be the final temperature of the solution in the calorimeter.
Calorimetry is a method used to measure changes in enthalpy, or heat, that occur during chemical processes. Two common calorimeters are constant-pressure calorimeters and constant-volume (or "bomb") calorimeters
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If the vinegar were measured volumetrically (e.g., a pipet), what additional piece of data would be needed to complete the calculations for the experiment
In the Bohr model, the potential energy of a hydrogen atom in the nth orbit has a value we will call Un. What is the potential energy of a hydrogen atom when the electron is in the (n+1)th Bohr orbit. (Give your answers in terms of Un and n.)
what mass of carbon should be produced if the tums were pure calcium carbonate? this is theoretical yeild. equation
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In class we preformed an equilibrium constant lab measuring an equilibrium constant for an esterification reaction between carboxylic acid and an alcohol to form an ester and water. The reaction was between acetic acid and n-propyl alcohol to form..
A plot o f the reciprocal concentration of chemical A versus time yielded a straignt line with a slope
Life is dependent on four major classes of biomolecules. What are they. Why are they important
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