Jasoncookies23
04.08.2019 •
Chemistry
Protection from environmental hazards iis a function of the system
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Ответ:
Ответ:
The correct answer option d.
Explanation:
When chemical bonds are broken energy is supplied to bond to break it where as when bond is formed energy released during that process.
The above reaction represents that two hydrogen atoms are combing together to form a single hydrogen gas molecule.During this process bond id forming between two atoms with release in energy.