Your answer is: C. Neutrons are inside the nucleus of a atom
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Explanation:
2SrO + 4NO2 + O. The thermal decomposition of strontium nitrate to produce strontium oxide, nitrogen dioxide and oxygen. This reaction takes place at a temperature of over 570°C
1. It is made out of Iron. 2. It's the hottest layer of the Earth, like super super hot.
