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Caluculate the change in entropy of the universe for the reaction of CO(g) with H2(g) to give CH3OH(l) at 298k
For the reaction 2A + B --> 2C, if B is initially 4.0M and 2min later is 3.0M, what is the rate of appearance of C?
calculate the heat in joules released by the dissolving salt. Assume that the specific heat of the solution is the same as thar of pure water(4.184J/g- celcius) and that the calorimeter is perfect.
how many grams of potassium permanagate are needed to discolor 1 gram of 2-pentene in basic solution.
A solution of household bleach contains 5.25% sodium hypochlorite, NaOCl, by mass. Assuming that the density of bleach is the same as water, calculate the volume of household bleach that should be diluted with water to make 500.0 mL of a pH = 10.2..
Calculate the root mean square (rms) average speed of the atoms in a sample of xenon gas at 0.11 atm and -37C.
Draw the 3-dimensional structural formula for ® 2 -iodopentane. Use the wedge and dashed line convention. Complete the table below based on whar you know about enantiomers.
A gas measures 180. ml. at 870C and 800. mm Hg. Find its volume at standard temperature and 800 mm Hg of pressure.
Draw the major organic product formed when bromobenzene reacts with nitric acid in the presence of sulfuric acid
Trace amounts of rare elements are found within groundwater and are of interest to geochemists. Europium and terbium are lanthanide-series elements that can be measured from the intensity of their fluorescence emitted when a solution is illuminate..
The conversion of glucose into lactic acid drives the phosphorylation of 2 moles of ADP to ATP and has a deltaG= -135 kJ/mol. What is the deltaG for the conversion of glucose into lactic acid
the rate constant for a reaction is 7.7 x 10^-3 s^-1 at 25 C, and the activation energy is 33.6 kj/mol. what is k at 75C
A solution of butanoic acid is prepared from 0.067 mol of butanoic acid in sufficient water to give 1.0 L of solution and has a pH of 2.72. Determine the Ka for the butanoic acid solution
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