Prepare an amide two equivalents of amide
When an acid chloride or acid anhydride is used to preparean amide two equivalents of amide are required. Write reactions that can explain this.
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A saturated solution contains 10.8 g KCl in 30.0mL of water at 25degrees C. What is the solubility in g solute/(100 gH2O)? Calculate the mole fraction of solute at this temperature.
If the amine is valuable then slightly more than 1equivalent of a 3 degree (tertiary) amine, such as triethylamine orpyridine is added.
When an acid chloride or acid anhydride is used to prepare an amide two equivalents of amide are required. Write reactions that can explain this.
One of the oldest chemical reactions known to man is the saponification reaction. All the carboxylic derivatives under go this type of reaction, but it is most commonly used for esters.
Calculate the volume of gas produced if your known sample vaporizes completely at your highest temperature for the known(disregard the air). You will need to look up the density and molecular weight of your known compound.
Dinitrogen tetraoxide, N2O4, decomposes to nitrogen dioxide, NO2,in a first-order process. If k = 2.5 × 103 s-1 at -5°Cand k = 3.5 × 104 s-1 at 25°C, what is the activation energy for the decomposition?
A cell is set up with copper and lead electrodes in contact with CuSO4(aq) and Pb(NO3)2(aq), respectively, at 25°C.
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