Answer:
Its C
Explanation:
So 1 ml=1 cm^3, so 40ml is 40 cm^3
D= m/v
density = 30/40
Density of oil is 0.75 g/cm^3 (which is verified as oil is less dense than water hence floats on it)
The answer is C. metals
d.
everyone knows this
b b b b b b b b
