How many moles of titanium are contained in 71.4 g

Tell me the iupac name of the following compounds:

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

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.