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In each of the following pairs, which compound would you expect to have the higher standard molar entropy: (a) C2H2(g) or C2H6(g); (b) CO2(g) or CO(g)? Show with appropriate use of degrees of freedom equations.
b) Draw a plausible structure for this compound that contains aldehyde and ketone functional groups.
Calculate the percent KBr in the mixture. Calculate the percent Mg(OH)2 in the mixture. Calculate the percent BaSO4 in the mixture
How many grams of ethyl alcohol, C2H5OH, must be added to 1.000 kg of water so that the solution will not freeze until -20 degrees Celsius? For water, Kf=1.86 degrees Celsius/m
A sample of neon gas has a volume of 282 mL AT 160 degrees celsius. The sample is cooled at constant pressure to a volume of 685 mL. What is its new temperature?
With respect to the corrosion of steel in concrete, explain the significance of the following terms: carbonation of concrete, passivity of steel, electrical resistivity of concrete, state of oxidation of iron.
Compartment A (1M NaCl) and compartment B (1 M K2SO4) are separated by a semipermeable membrane. In which compartment will the concentration of solute increase as a result of diffusion of water across the membrane
The heated, ammonium carbonate decomposes as follows. NH4CO2NH2(s) 2 NH3(g) + CO2(g) At a certain temperature the equilibrium pressure of the system is 0.318 atm. Calculate KP for the reaction.
a sample of oxygen occupies 1.00 x 10^6 mL at 575 mm Hg is subjected to a pressure of 1.25 atm. What will the final volume of the sample be if the temperature is held Constant.
How do you tell whether a solution is basic, acidic or neutral just by looking at the formula? Like KCl. I need to know how to figure out whether it's neutral, basic or acidic and have no clue how this is done.
It was found that 19.33 mL of an HI solution are needed to react completely with 320 mL of a LiOH solution that has a pH of 11.87. What is the molarity of the HI solution
calculate the standard emf of a cell that uses the mgmg2 and cucu2 half cell reactions at 25 deg c. what is the
The energy levels the electron can occupy in the Be3+ ion can be calculated using the energy level equation. Calculate the energy in J of the electron when it is in the n= 4.00 level.
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