Complex sentence: Radioactive decay could also provide the energy necessary for such activity, as cryovolcanoes can emit water mixed with ammonia, which would melt at -95 ° C and create an extremely cold liquid that would flow out of the volcano.
Split into simpler sentences: Radioactive decay could also provide the energy necessary for such activity. Such a mixture would melt at -95 ° C, creating an extremely cold liquid that would flow out of the volcano.