[xCensored]

1. How much heat (J) is released when 25.0 g steam at 345 oC cools down to 125 oC?
 
I'm not sure what formula to be using. So far what I know, is that you have to like.. subtract 125 from 345 and then multiply by 25? What formula is that, is that Q=M(DELTA)T? or no?

[Borek]

q = c m  :delta: T