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Suppose a reaction has a standard Gibbs-free energy of -15.1 kJ/mol, calculate the relative ratio of product to reactant.
Calculate the ratio of the hydronium ion in acid rain to that in normal rain.
A sample of sodium reacts completely with 0.426 of chlorine, forming 702 of sodium chloride. What mass of sodium reacted?
how far will they be separated (in cm) from each other on a plate when the solvent front is developed to 15cm? Draw an approximate picture if what the TLC slide would look like.
The pH in the stomach of a certain animal is 3.8. This means that the hydrogen ion concentration in the stomach
calculate the change internal energy (E) for a system that is giving off 45.0kJ of heat and is performing 855J of work on the surroundings.
what is the concentration of toluene in the air space of the bottle and what is the concentration of toluene in the water? The dimensionless Henry's Law Constant for toluene at 25 degrees C is 0.265 (mg/Lair)/mg/Lwater).
A proton in a linear accelerator has a de Broglie wavelength of 158 pm, What is the speed of the proton?
what is the mole fraction of magnesium chloride in a solution prepared by adding 15 grams of magnesium chloride
Explain why f-f transitions in the electronic spectra of lanthanide complexes are weaker than d-d transistions in the corresponding spectra
Calculate the CO3- concentration of a 5.45 x 10-4 M H2CO3 (carbonic acid) solution. Ka1 and Ka2 of carbonic acid are 4.3 x 10-7 and 4.8 x 10-11 respectively.
If an automobile travels 230 mi with a gas mileage of 21.5 mi/gal, how many kilograms of CO2 are produced?
The compound aluminum chloride is widely used to control chemical reactions in industry. It is made by the following reaction: Al2O3(s) + 3C(s) + 3Cl2(g)→ 2AlCl3(s) + 3CO(g)
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