Answer:
wheres the question or picture
Explanation:
Answer:
B) Florine
Explanation:
Thus, fluorine is the most electronegative element.
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Answer:
Endothermic
Exothermic
Endothermic
Exothermic
Exothermic
Exothermic
Explanation:
Endothermic is when a reaction absorbs heat.
Exothermic is when a reaction releases heat.