Answer:
The mineral fuels—coal, petroleum, and natural gas—may be described as a special type of economic deposit. Geochemically they represent the concentration of carbon and hydrogen by processes that were initially biological in nature.
Explanation:
thank me later
An element is a pure substance which means it cannot be broken down by any means.
Using off road vehicles does help contribute to the process of erosion.
Answer:
the electricity dissipated, because of the time.
Explanation:
electricity dissipates.
I think the correct answers from the choices listed above are the first, third and the last option. Ionic compounds are compounds that dissociates into ions when in aqueous solution. From the list, NH4Cl, KF and MgO are the ionic compounds. Hope this answers the question.
