An abandoned indiana coal mine spoil bank (wastes) contains chunks of pyrite minerals. under constant erosion and weathering, the pyrites leach large amounts of sulfuric acid (h2so4). the spoil banks are also mixed with large quantities of basic limestone and clay carbonates. what should occur over time?

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.