Answer:
1. Covalent bonds can form between two nonmetal atoms.
2. Covalent bonds can form between atoms of the same element.
3. Covalent bonds can form between atoms of different elements.
Explanation:
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Explanation:
Answer:
A
Explanation:
carbon dioxide is released in cellular respiration
Answer:They are movement, nutrition, respiration, sensitivity, reproduction, excretion,and growth.
Explanation:
The absence of standards of absolute and universal application.
