what is the mass of 12.0 ml of a substance with the density of 0.922 g/cm3?

A. 1.11g
B. 0.11g
C. 11.1 g

I think C.

12 ml * .922 g/cm^3 * 1 cm^3/ml = 11.06 g

you are correct

sanity check: .922 is almost 1, so the mass should be about 12