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How many grams of dry need to be added to 1.50 of a 0.600 solution of ammonia, , to prepare a buffer solution that has a of 8.59? for ammonia is.
how many mol of CO2 are produced for every mol of pentene reacted. The chemical reaction is pentene + oxygen = carbon dioxide + water.
Treatment of the bicyclic chloride A with lithium in tetrahydrofuran (THF) gave the monocyclic product B, C9H9Li. In deuterated THF, B exhibited a single proton NMR signal at 6.72 ppm
Discuss how to prepare the soltion starting from 0.100 M formic acid and 0.150 M sodium formate
at 84 degrees C the total vapor pressure of a solution contains 1.2 moles A and 2.3 moles B is 331 mmHg. Upon the addition of another mole of B to the solution, the vapor pressure increasing to 347mmHg.
5.00 ml of a water sample was titrated for hardness with 4.15mL of 0.0200M EDTA. Write an equation for the reaction and calculate the hardness of the water in ppm
Assuming the waste heat of the engine provides all the heat necessary to melt the iceberg, how much work can this do?
The chiral carboxylic acid A (C5H6O2) reacts with 1 mol of hydrogen gas on catalytic hydrogenation. The product is an achiral carboxylic acid B (C5H8O2). What are the structures of Compounds A and B?
Why was cold deionized water added to the reaction mixture rather than hot water, and what is the purpose of acetic acid?
A standard NaOH solution is contaminated with Na2CO3. In the titration of 50.00 mL of .1002 M HCl solution, 32.00 and 32.50 mL of base are required to reach the methyl orange and Phenolpthalein end points,
Determine the volume of the methane at STP if bacterial culture isolated from sewage produced 35.5 mL of methane, CH 4 , at the temperature of 31 degree Celsius and at pressure of 753 mmHg.
Consider the cell described below. Al | Al3+ (1.00 M) || Pb2+ (1.00 M) | Pb Calculate the cell potential after the reaction has operated long enough for the [Al3+] to have changed by 0.32 mol/L. (Assume T = 25°C.)
What is the energy uncertainty associated with a short pulse of laser light that lasts for only 4.8 femtoseconds (fs)? Suppose the low energy end of the pulse had a wavelength of 727 .
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