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Write a "mechanism" for the formation of phenacetin from acetaminophen and ethyliodide.
Can some explain clearly how to determine the valence electrons of transitional metals and also their ions. for ex Mo, Mo2+, Ag, Pb. Pb2+. Confuse about what makes up their outer shell.
A chemical reaction at equilibrium is heated, briefly, by holding it over a flame. The equilibrium is seen to shift toward the products. What can be said about the enthalpy and entropy of the reaction
Make sure that the final answer is expressed in the correct number of significant figures.
the rate constant for a certain reaction is k 5.40times10-3 . if the initial reactant concentration was 0.250 what
If 4.00 mL of vinegar needs 41.5 mL of 0.150 M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.80 qt sample of this vinegar?
A digital watch battery draws 0.20 milliamperes of current, which is provided by a mercury battery whose net reaction is: HgO(s) + Zn(s) ? ZnO(s) + Hg(l) If a partially used battery contains 2.30 g of each of these four substances, for how many ho..
how many moles of C3H8 need to react to release 5280 kJ of energy?
calculate the vapor pressure of a solution of glycerol of 265ml in 3.80x10^2ml of H2O at the normal boiling point of H2O
Make a prediction on the solubility of benzoic acid and 9-fluorinone in the two solvents used in this experiment. (The two solvents were NaOH and 6 M HCl)
NO and O2 are mixed in a container of fixed volume kept at 1000 K. Their initial concentrations are 0.0200 mol/L and 0.0300 mol/L, respectively
How much 5.90 M NaOh must be added to 590.0mL of a butter that is 0.190 m acetic acid and 0.0260 m sodium acetate to raise the pH
A dilute electrolyte is prepared by dissolving iron(III) chloride in water. It is found to ave a freezing point of - 2.5C. Calculate the molality of the solution
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