In the reaction, 3cu + 2al3+ → 3cu2+ + 2al, which substance is being reduced? cu al3+ cu2+ al

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?