1) which statement is true? a) energy can be created or destroyed. b) electrical energy is created from other forms of energy. c) energy in a battery makes new energy called electrical energy. d) stored energy in a battery can be transformed into electrical energy.

Now consider the reaction when 45.0 g naoh have been added. what amount of naoh is this, and what amount of fecl3 can be consumed by it?

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

List four observations that indicate that a chemical reaction may be taking place