Can someone me with exponential growth and decay (and if it's not too much too ask can you give me examples as well? )

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.

Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?