What is the apparent specific surface area (ssa) of powder

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Reference no: EM131408853

A sample of alumina powder has a mean ‘particle' diameter of 25 µm. What is the apparent specific surface area (SSA) of the powder? If each ‘particle' is in reality an agglomerate of ultimate particles of diameter 0.5 µm, estimate

(i) the number of ultimate particles per agglomerate and

(ii) the true SSA of the powder.

Reference no: EM131408853

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