A watt is a unit of power, not energy —- it represents the rate at which energy is produced (joules per second), not the total amount of energy produced. I’m no

A watt is a unit of power, not energy —- it represents the rate at which energy is produced (joules per second), not the total amount of energy produced. I’m not sure how you came up with the number 100, but the units for that number should be energy (such as joules or watt-hours).