How much energy does it take to boil 500.g of water at its boiling point?

The answer is true a geyser can reach up to 205 degrees fahrenheit

Ok so co(g) is not pronoused that. the only clue is that youpronouse it the oppisote way. 

Remember that rust prevented by placing a sacrificial electrode in electrical contact with the iron. the sacrificial electrode must be composed of a metal that  oxidizes  more easily than iron (that is, it must be below iron in table 18.1).