In period 4 in periodic table, which element has various oxidation states and is used to make steel.

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

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.

In one or two grammatically correct sentences, write a definition for the term molecule geometry