When vinegar and baking soda are mixed together, they experience a chemical change. What evidence given would lead a person to think that the change is a chemical change?

the solution heats up or cools off

the solution changes shape

the solution changes size

1. list three scientific reasons cockroaches may fly.

What is the difference between a substance "getting wet" and "being dissolved" in a liquid at the particulate level?

Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.