In a chemical equation, what are the formulas to the right of the arrow called? What is the definition for concentration?

What is a chemical reaction?

Please answer these 3 questions
Thanks alot

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank