Homeostasis helps organisms Maintain balance
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Answer:
Answer: Chemical change; Chemical property of heat of combustion
Explanation:
A physical change is defined as a change in which there is alteration in shape, size etc. No new substance gets formed in these reactions.
Explanation:
A covalent bond is when atoms share electrons, therefore, giving it a neutral charge. They share electrons, so the electrons are shared between the atoms to make them stable.
