The picture is hard to see but if you still need help message me
Answer:
a). Single replacement.
Explanation:
Because one element replaces another element in a compound
Answer: Enceladus
Explanation:
Enceladus is a small, icy body with an undergound ocean beneath its crust. Cassini discovered that geyser-like jets spew water vapor and ice particles. It is also the sixth largest moon in Saturn and just about a tenth of the largest moon in Saturn; Titan. It is often regarded as one of the most reflective body in the solar system as a result of its icy surface.
No it won't. It'll vary inversely as the square of the separation.