Answer:
Answer is in the attachment
boron, carbon, nitrogen, oxygen and flourine families in addition to the noble gases.
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also to answer the 'hello guys what is good!':nothin u?
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Answer:
it can occur between hydrogen and 3 other elements
Explanation:
These elements are:
Nitrogen
Oxygen
Flourine
The heat energy needed is 2928800J. Mass is given as 20 (kg)