Iron iii sulfide is classified as what type

ionic compound

Explanation:

that is the answer if you meant what type of compound.

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

the potential energy of the reactants is 200j.

from the energy diagram, the energy of the product formed is 350j; this means that, this reaction is an endothermic reaction, because it absorbs energy from its environment.