Which of the following was not a characteristic of the ancient persian emipre

Explain the strengths of the articles of confederation and how people reacted to this document. ! ^^^ 10 points

Plz where was the inca civilization located? a. in and around the andes mountains of south america. b. central america in southern mexico. c. the caribbean islands. d. the central valley of mexico.

Tim oxide reacts with the hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grains of sn