Adding water to acid that's kind of dangerous
It always has birds, it's in the South.
Answer:
'Oxidation states have changed.'
Explanation:
Redox Reactions can be identifiable by a change in oxidation number/states of two of the atoms in the reaction. Any reaction in which no oxidation numbers/state change is not a redox reaction.
The answer is (3) 0.200 kJ
Hope I helped!