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The activation energy of a certain reaction if 65.7kJ/mol. How many times faster will the reaction occur at 50 degrees Celsius than at 0 degrees Celsius? State the assumptions you need to make in order to perform this calculation.
Confirm that the z-component of the orbtal angular momentum is a basis for the irreducible representation of A2 symmetry in C3v
calculate the concentration of bicarbonate ion hco3 - in a 0.010 m h2co3 solution that has the stepwise dissociation
Suppose .050 moles of a substance reacts in 25.0 grams of water. If the water temperature goes from 22 degrees C to 26 degrees C, how much heat was given off. How much heat would be given off if one mole of the substance reacted
Of the choices below, which would be the best for the lining of a tank intended for use in storage of hydrochloric acid.
suppose that you have 0.500 l of each of the following solutions and an unlimited supply of water. note c9h7nhbr is a
The selenite ion is an oxoanion of selenium bearing a negative two charge and containing three oxygen atoms. Write the formula for the selenite ion.
For pyridine at 13.08 K, Cp=4.448 J/(mol*K). Assuming that the Debye formula for the heat capacities of crystals at low temperatures applies to pyridine at temperatures below 13.08 K, calculate the absolute entropy of pyridine at 13.08 K.
calculate how much agcl is obtained by a precipitating the salt from 10.00 ml of 0.0500 m agno3 aq by adding an excess
What is the theoretical yield of aspirin if 165 of salicylic acid is allowed to react with 111 of acetic anhydride?
Calculate the freezing point of a mixture that contains 4.68 g of diphenylamine (molecular weight 169.2 g/mol) dissolved in 46.64 g of cyclohexanol.
If 24.33 mL of NaOH is required to reach the equivalence point, what was the concentration of HCl solution? All work must be shown for full point values.
calculate What mass of AlBr 3 is formed and calculate what mass of CCl 4 will be formed if 1.5 moles of CH 4 react with 1.4 moles of Cl?'
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