Porous particles of activated alumina have a BET surface area of 310 m2/g, a particle porosity of

Question:

Porous particles of activated alumina have a BET surface area of 310 m2/g, a particle porosity of 0.48, and a particle density of 1.30 g/cm3. Determine:
(a) Specific pore volume in cm3/g,
(b) True solid density, g/cm3, and
(c) Approximate pore diameter in angstroms from (15-2).