512 g/mL 32 g/mL 8 g/mL 4 g/mL
I gave my students this multiple choice question: What is the density of a 64-g iron cube that displaces 8 mL of water?

Only one answer is correct among these 4 choices:
- 512 g/mL
- 32 g/mL
- 8 g/mL
- 4 g/mL

Could you tell me which one is correct?

8 g/mL