Question

Finely divided metals and porous substances provide *
a) Large surface area
b) Small surface area
c) No surface area
d) Moderate surface area.​

Answer 1

Answer:

Finely divided metals and porous substances provide *

a) Large surface area

b) Small surface area

c) No surface area

1. d) Moderate surface area.

Answer 2

Answer:

Finally divided metals and porous substances provide

a) large surface area

eg:metals: nickel

porous substances :charcoal