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Two unknowns, X and Y, both having the molecular formula C4H8O, give the following results with four chemical tests. Propose a structure for X consistent with this information.
Bromine Na metal Chromic acid Lucas reagentCpd X decolorizes bubbles orange to green no reactionCpd Y no reaction no reaction no reaction no reaction
Calculate the change in entropy that occurs when 18g of ice at -10C is placed in 54g water at 100C in a perfectly insulated vessel. assume that the molar heat capacity for h2o (s) is 38 J/Kmol and for h2o(l) is 76 J/Kmol and themolar entropy of su..
The tetrahedral intermediate in the Fischer esterification of formic acid (HCO2H) with 1-butanol has the structure
Determine the freezing point and calculate the final temperature if initially this iron nail was at temperature of 28 degree Celsius?
a flask contains 30mL of 0.16 M phosphate buffer that has a pH of 7.1. what volume of 0.06M NaOH should be added to increase
the mass propotion of Mg:N=18:7. if 3.60 g reacts with 4.20 g N2 gas so the mass of product Mg3N2 is?
Up to Iron "Fe", the number of proton and neutron are about equal, after Fe the number of neutron began to rapidly increase, with respect to the number of proton, why?
Explain the factors that lead to the third mode being such a poor group frequency. Predict the location in the spectrum of the third fundamental.
You have a box of volume 1.00 liter into which you inject 2.65g of NH3 at 600K. What will be the final concentrations of NH3, N2, and H2 after equilibrium is established
Which of the following is a homogeneous mixture? Which of the following represents a chemical change, rather than a physical change? Which of the following pairs of symbol & element is incorrect?
write complete ionic equation to show the reaction of aqueous hg2no32 with aqueous sodium chloride to form solid hg2cl2
What is the percent copper of the penny? the rest is Zn, which does not plate out under these conditions and remains in solution.
calculate the molarity of acetic acid in a vinegar sample knowing that 5.00 ml of vinegar requires 43.50 ml of 0.105 m
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