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predict the products of the reaction of acetophenone with 1) NaBH4 then H3O+ 2)aqueous acidic CrO3 3)NH2OH 4)CH3MgBr, then H3O+ 5) CH3OH, H+ catalyst
write three dimensional structures of meso-stilbene dibromide and one enantiomer of dl-stilbene dibromide
Calculate the concentration of each reactant in trials 1 through 5 after the flasks contents have been combined but before the reaction takes place.
The distribution constant for x between n-hexane and water is 9.6 Calculate the concentration of x remaining in the aqueous phase after 50ml of x are treated by extraction with the following quantities of n-hexane:
A 35 mL sample of 0.150 M KOH is titrated with 0.125 M HClO4 solution. Calculate the pH after 30 mL of acid have been added.
calculate the density and # of moles of a 10% Bromine Solution used in an experiment. Does the 10% refer to v/v or g/v in solution? I used 350 ul of the Bromine Solution
A mass of 2.50 g of hydrated copper(II) sulfate is placed in a crucible and heated. On heating, 1.59 g of white anhydrous copper(II) sulfate is left behind. Determine the ratio of water to copper(II) sulfate.
Gibbs Free Energy and Equilibrium The reaction SO2(g)+2H2S(g)?3S(s)+2H2O(g) is the basis of a suggested method for removal of SO2 from power-plant stack gases
explain how to determine the instantaneous rate of formation of i3- at exactly 20 minutes. draw on the graph above as part of your. explanation.
A solution is made by dissolving 0.0350 mol of HF in enough water to make 1.00L of solution. At 24°C, the osmotic pressure of the solution is .975 atm.
a volume 505 mL of air on a cold winter day at -15 degrees celcius is breathed into the lungs, where body temperature is 37 degrees celcius
Calculate delta E for the combustion of a gas that releases 195.0 kJ of energy to its surroundings and does 54.5 kJ of work on its surroundings.
How much heat is absorbed by a 125g sample of water when it is heated from 25.200C to 32.800C? The specific heat of water is 4.184 J/g0C.
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