Asked by agustine

If that a chunk of potassium weighing 7.55 g is dropped into 400.0 g of water at
25.0 0C, what is the final temperature (in 0C) of the water if all the heat released is used to warm
the water
Answered by DrBob222
You know, I just don't have all of those thermodynamic tables memorized. So I need to know the kJ/mol for that reaction and make sure you tell me the equation too. It probably is 2K + 2H2O ==> H2 + 2KOH
Answered by thati
its -196.49kJ/mol
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