Given a scientific question, generate a correct answer to it.

[Q]: Neutron stars are the corpses of left over what?
[A]: supernova explosions

[Q]: The process of breaking down food into nutrients is known as __________
[A]: digestion

[Q]: Liquids that mix with each other in all proportions are said to be miscible, maning they have infinite mutual what?
[A]:
solubility