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Which are closer together: the two nuclei within potassium fluoride, KF, or the two nuclei within molecular fluorine, F2? Please explain.
the first order rate constant for a reaction at 700 oc is 8.98e-03 s-1. if the activation energy for the reaction is
Determine the mass of RbCN required to prepare a 500 mL solution which is .12 M RbCN (MW = 112 g/mol).
the titration ofnbspnbsp50.00 ml aqueous sample of fe2with 0.09533 m ce4gives the following cell potentials when using
How many milliliters of 0.50 M HCl solution are needed to titrate 100 mL of 0.20 M NaF to the equivalence point
We performed an extraction using benzoic acid, 2-naphthol and 1,4-dimethoxybenzene. What is the chemical reaction for the protonation of 2-naphthol using NaOH and the reprotonation of 2-naphthol using HCl
Which formula represents the greatest number of isomers?
Suppose you add 4.25 g of naphthalene, C10H8, to 67.9 g of benzene, C6H6, and they form an ideal solution. The vapor pressure of pure benzene is 0.1252 atm at the temperature of the experiment.
20ml of 0.15M H3PO4 is required to neutralize 40ml of a KOH solution. The molarity of the KOH solution is?
A diver at a depth of 100 ft (pressure approximately 3 atm) exhales a small bubble of air with a volume equal to 100 mL. What will be the volume of the bubble (assume the same amount of air) at the surface?
Write and balance the equation and calculate the coefficient for the potassium sulfate in the balanced equation. How many grams of potassium dichromate are required for the reaction to be complete
These three complexes appear colored red, yellow, and green (but not necessarily in that order). Match each complex with its apparent color. d.) Could any of these compounds exhibit geometrical isomerism? Show all possible geometric isomers for ea..
In making the 3,5-dinitrobenzoate ester derivative, what compounds could be present besides the ester? Indicate any step in the procedure that is intended to remove a possible impurity.
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