In order to convert the given quantity to g/cm^3, use the appropriate conversion factors, as follow:
1 ml = 1 cm^3
Then:
[tex]135.25\frac{g}{ml}\cdot\frac{1ml}{1\operatorname{cm}^3}=135.25\frac{g}{\operatorname{cm}^3}[/tex]Hence, the result in g/cm^3 is 135.25 g/cm^3