Question

tell me form of elements for writing equation like hydrogen h2 oxygen O2​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

For example, when hydrogen gas, H2(g), is burned in the presence of gaseous oxygen, O2(g), a new substance, liquid water, H2O(l ), forms. The covalent bonds within the H2 molecules and O2 molecules break, and new covalent bonds form between oxygen atoms and hydrogen atoms (Figure 7.1). ese covalent bonds break.

Explanation:

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