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Describe an experiment that could prove that the ADH-catalyzed oxidation of ethanol to acetaldehyde is stereospecific.
a) Write the next ionic equations for the precipitation reaction or reactions that occur. b) What are the spectator ions in the solution?
A compound with a molecular formula C9H12, showed the following signals in its 1H NMR spectrum: ? (CDCl3, ppm): 7.5-7.0 (m, 5H), 2.3 (septet, 1H), 1.3 (d, 6H).
What is the pH of the solution if [OH-] of an ammonia solution is 1.0 X 10-2M?
How much heat is required to warm 225 grams of ice from negative 46.8 degrees celsius 0 degrees celsius melt the ice, warm the water from 0 degrees celsius to 100 degrees celsius.
Write balanced half-reactions and the overall spontaneous reaction. (Type your answer using the format [NH4]+ for NH4+. Use the lowest possible coefficients.)
Urea { (NH2)CO } is used for fertilizer supplyingnitrogen to the soil. Calculate the number of N atoms foundin 1.68 * 10^4g of urea.
Draw a six carbon alkyne that can exist as diastereomers. The molecule should only contain only carbon
What are the units for absorptivity where the path length is given in centimeters and the concentration is expressed in. a. parts per million
8.0 moles of CO2 and 9.0 moles of H2O are places in a 5.0L vessel. When equilibrium is established, [C2H4]=0.45 M. Calculate Keq
for which Kp=2.00 at 20 C. A mixture of NO(g) at a partial pressure of 1.50 atm and NO2(g) at a partial pressure of 0.50 atm is allowed to come to equilibrium in a sealed container maintained at 20 C.
1) a sample measures 711mmHg pressure at 15 degree C. Later the temperature goes to 45 degree C. What is the new pressure 2) a gas is at 45.2 atm and 51 degree C. what is the pressure at 15 degree C
A gas has an initial volume of 2.75 L at temperature of 285 K. If the temperature changes to 380 K, what is the new volume of the gas if the pressure is unchanged?
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