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Explain what is the percent yield of C2H5Cl(g) if 2.00 moles of C2H4(g) react with excess hydrogen chloride gas to produce 1.50 moles of C2H5Cl(g)? C2H4(g) + HCl(g) ----> C2H5Cl(g)
Determine the osmotic pressure at 25 °C of an aqueous solution that is 0.028 M NaNO3. A) 1.37 atm B) 0.685 atm C) 0.0729 atm D) 0.0364 atm E) 2.06 atm
at what temperature should the tube be maintained to have a partial pressure of 1.0mm of O2 in the exit gas? Assume that the total pressure of the gas in the tube is 1.30atm.
The gas is heated to 675. K at a constant external pressure of 1.00 bar. b. The gas is heated to 675. K at a constant volume corresponding to the initial volume. c. The gas undergoes a reversible isothermal expansion at 310. K until the pressure i..
10 M solution of chloroacetic acid, ClCH2CO2H, has a pH of 1.95. calculate Ka for the acid.
describe in detail reagent solvent you can employ to prepare OTTO DIELS and KURT ALDER reaction. Note that this reaction involves the 1-4- addition of a conjugated diene in S-cis, S-trans conformation to an alkene in which two new sigma bond are f..
Ammonium nitrate can decompose explosively when heated according to the equation: 2NH4NO3(s)-------2N2(g) + 4H2O(g) + O2(g) How many liters of gas would be formed at 4500C and 1.00 atm pressure by explosion of 450g of NH4NO3?
175g pure H2O was placed in a constant-pressure calorimeter and chilled to 10C 9.8g pure H2SO4 (also 10C) was added, stirred and the temperature rose to 19.8C.
Consider a small lake, 0.4 mile across and 11 ft deep, that contains a total of 50 tons of dissolved oxygen. Calculate the BOD (i.e. calculate the amount of oxygen required to degrade the amount of organic waste given)
Each molecule can also be in one of two orientations. What is the entropy of this system of molecules in boxes with two possible orientations.
Calculate the pH of 0.3 M piperazine. Calculate the concentration of each form of piperazine in the solution
oxygen gas is collected over water at 21 degrees c and an atmosperic pressure of 748 mm hg. what is the partial
Use standard enthalpies of formation to calculate the enthalpy changes in each of the following equations: A) Solid magnesium carbonate decomposes when strongly heated into solid magnesium oxide and carbon dioxide gas.
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