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How would I do this? A lactic acid/lactate ion buffer solution contains .22 M HC3H5O3 and .80 M C3H5O3- , respectively. The Ka value of lactic acid is 1.4 x 10^-4. calculate the pH of this buffer
A mixture of Ar and N2 gases has a density of 1.491 g/L at STP. What is the mole fraction of each gas
The structure for methyl orange in acid solution is not as simple as protonation of the amine nitrogen. In fact, protonation of one of the azo nitrogens occurs resulting in a new, conjugated system.
Calculate the heat of enthalpy for the reaction: PCl5(g) → PCl3(g) + Cl2(g)
When 6.82x1015 ng of potassium chlorate is heated, how many grams of potassium chloride and oxygen are formed?
For the reaction 2NO(g)+O2(g)---> 2NO2(g).....delta G=-77.4kJ and delta S=-146.5 J/K at 251 K and 1 atm A) this reaction is (reactant, product) favored under standard conditions at 251 K B) the standard enthalpy change for delta H for the reaction..
Draw the structures for products from reaction of 1-butanol with each of the following: a. HCl b. HI c. H2SO4
A solution is made by mixing 50.0 ml of a HCl (aq) solution which has a pH of 3.00 with 50.0 ml of a KOH solution which has a pH of 12.00.
consider the following reaction.ch3ohg cog 2 h2g h 90.7 kjcalculate e when 770.0 g of ch3ohg completely reacts at a
Write a balanced net ionic equation for the reactions, if any, that occur between (a) FeS(s) and HBr(aq); (b) K2CO3(aq) and CuCl2(aq); (c) Fe(NO3)2(aq) and HCl(aq)
Compare the proposed reaction mechanism for the sodiumhypochlorite oxidation of cyclohexanol with that involved in thechromic acid oxidation. Do you notice any similarities?
Predict the major organic product formed in the addition of HBr to 2,3-dimethyl-2-butene. Provide a stepwise mechanism for the reaction, showing all electron movement using the curved arrow convention.
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.
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