Posted by **Devin** on Saturday, June 1, 2013 at 4:10pm.

A planet/moon has a mass of 77.89 × 1023 kg and a radius of 7.9 × 106 meters. What is g on the surface to the nearest hundredth of a m/s2?

Once again, not really sure where to go with this. Out of the 10 problems I've only had trouble with this and one other.

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