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Question- Explain the role of sodium bisulfite in the procedure for a phtalic acid from an unknow xylene reaction?
Articulate your answer to two significant figures as well as comprise the appropriate units
in general ionization energies increase across a period from left to right. explain why the second ionization energy of
an experiment requires 43.0 of ethylene glycol a liquid whose density is 1.114 . rather than weigh the sample on a
What is the overall order of the reaction? b.What is the order with respect to X?To Y? c.In a reaction
what total mass of hydrogen is contained in 4.2 g of solution that is 49 hydrogen peroxide h2o2 by mass the balance
If the ka for the acid phenol (call it HP) is 1.3 x 10-10, what is the pka of the phenolate ion (P-)
Based on the standard reduction potential, which species is oxidized when current is allowed to flow? B. Calculate the value of Q, the reaction quotient, for this cell reaction. C. Calculate the actual cell potential at 25 degrees C.
Liquid octane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 9.1 g of octane is mixed with 22.7 g of oxygen.
the carbonyl stretching frequency of aliphaticltbgt carboxylic acids in dilute solution is located near 1770cm. this
Consider the reaction that occurs when a solution containing hydrochloric acid (HCl) is added to a solution containing the weak base methylamine (CH3NH2).
The solubility product of PbBr2 is 8.9 10-6. Determine the molar solubility in the following. (a) pure water
One reaction that makes hydrogen gas can be represented by the unbalanced chemical equation Mg(s)+ HCl(aq) = MgCl2(aq) + H2(g). Explain what mass of HCl is consumed by the reaction of 2.2mol of magnesium
If the acid dissociation constant, Ksuba, for an acid HA is 8 x 10^-4 at 25 degree C, what percent of the acid is dissociated in a 0.50 M solution of HA at 25 degree C?
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