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What product is formed when 5-chloro-1-methylcyclohexene is reduced with a Pt catalyst and H2? a) 1-chloro-5-methylcyclohexane b) 1-chloro-3-methylcyclohexane c) 5-chloro-1-methylcyclohexane d) 3-chloro-1-methylcyclohexane e) None of the above
The expresssion for the freezing point depression of a solution relative to that of the pure solute is shown above. From solutions of known concentrations of p-dichlorobenzene in cyclohexane, you determine Kf, the freezing point depression constan..
A new potential heart medicine, code-named X-281, is being tested by a pharmaceutical company, Pharma-pill. As a research technician at Pharma-pill, you are told that X-281 is a monoprotic weak acid, but because of security concerns, the actual ch..
The pH difference across the membrane of a glass electrode is 3.83. How much voltage is generated by the pH gradient at 25 degrees Celsius and 37 degrees Celsius
Determine the fraction of piperazine in each of its three forms (H2A, HA^-, A^2-) at PH 6.56
Describe a sequence of reactions by which hept-1-yne can be prepared from hept-1-ene. Provide a Chemical equation as well.
How many valence electrons are there for the POCl3 molecule? Draw a reasonable Lewis structure for POCl3. Assign formal charges for the atoms in your Lewis structure
An industrial freezer is maintained at -26 oC with a vapor compression refrigeration unit using R-134a (HFC-134a) as the working fluid. A throttle is used in the refrigeration cycle and the compressor is 80% efficient.
A pH of 3.74 is reached when 18.50 mL of sodium hydroxide has been added to the acid solution. What is the molar mass of formic acid given this data?
TiCl4(l)+2H2O(l)=TiO2(s)+-4HCl(g), If you begin with 14.0 mL of TiCl4 (d=1.73mL), what mass of water, in grams, is required for complete reaction
Out of what will you construct your calorimeters? please answers have to be related to chemistry and specifically to this experiment.
What is the total volume of gases produced at 819K and 1atm pressure when 256 g of ammonium nitrate (NH4NO2) undergoes the following decomposition?
A solution of Na3PO4 is added dropwise to a solution that is 0.0494 M in Ag+ and 0.00318 M in Cu2+. The Ksp of Ag3PO4 is 8.89e-17. The Ksp of Cu3(PO4)2 is 1.4e-37. (a) What concentration of PO43- is necessary to begin precipitation
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