magsp asks:

Astronomy/physics help!

The Moon’s density is 3.3 kg/L. Suppose that the Moon is made of just two substances: silicates with a density of 3.0 kg/L and iron with a density of 7.9 kg/L.
a. What fraction of its mass must be iron?
b. What fraction of its volume must be iron?
In Topics: School and Academics
> 60 days ago



You are about to choose ${username}'s answer as the best answer.

Cancel | Continue

*You can change the best answer in the future if you think that you received a better answer

How likely are you to recommend to your friends and colleagues?

Not at all likely
Extremely likely