Question

2. Two samples of silica-alumina catalysts have particle density of 1.126 and 0.962 g/cm3 , as determined by mercury displacement method. True density of solid material in each case is 2.37 g/cm3 . The surface area of the first sample is 467m2 /g and that of the second is 372m2 /g. Which sample has the larger mean pore radius?

Answer 1

Answer:

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