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The standard state of carbon is solid graphite. Use the appropriate standard heats of formation given in Appendix II in the textbook to find the average bond energy of the C=O in CO2.
calculate the volume of 6M NaOH required to react completely with 1.50g. How much of the 6M NaOH that you used was in excess of the theoretical amount
What is delta G for the transfer of 6 mol K+from blood plasma to the cellular fluid at body temperature(37C). What is the minimum amount of work that must be used to transfer this K+
Sodium methoxide reaction: Pipet 1.65 mL of a 25% (by weight) solution of sodium methoxide in methanol into a 10 mL reaction flask.
what is the ph of a buffer solution prepared from equal volumes of .25 m sol of a weak acid and .025 m sol of the salt of that weak acid. the acid has a pka of 4.82
Determine the change in Ssys for the process if specific heat capacity for ethanol = 2.42 J/g K. express your answer in units of J/K
what is the hybridization state of the bridgehead carbons in [1.1.1] bicyclopentane (C5H8) and [1.1.1.0] tricyclopentane (C5H6)
Calculate Delta mixG, Delta mixS, and Delta mixH for mixing 150.0 g of benzene with 200.0 g of toluene at 20 degree C and 1 atm.
of an apparatus that could be used to electroplate a ton spoon with Ag. Label the anode and cathode, suggest an electrolyte, and write the anode and cathode half reactions. explain how the process takes place.
flask and allowed to reach equilibrium at a given temperature, what is the final concentration of cl2 In the flask?
The gas expands at constant temperature to a final volume of 15.5 L. Compute the new pressure.
What is the pH (3 significant figures to the right of the decimal point) of a 0.0500 M solution of sulfuric acid? Remember, the first ionization constant is "large,"
What are the concentrations of each of the ions in a saturated solution of PbBr2, given the Ksp of PbBr2 is 2.1 x 10^-6?
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