What molar ratio of benzoate ion to benzoic acid
What molar ratio of benzoate ion to benzoic acid would be required to prepare a buffer with a pH of 5.20? [Ka(C6H5COOH) = 6.5 × 10-5]
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A heating section consists of a 10 in diameter duct which houses a 8 kW electric resistance heater. Air enters the heating section at 14.7 psia 40oF, and 35 percent relative humidity at velocity 21 ft/s.
how much potassium chlorate is needed to produce 257 ml of oxygen collected over water at 14 degrees C and 97.6 kpa.
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How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? The pKa of acetic acid is 4.74.
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