If it's to balance the equation then it's already balanced.
Answer:
Sodium Hydroxide is an ionic compound formed by two ions, Sodium Na+ and Hydroxide OH− . In order for these two polyatomic ions to bond the charges must be equal and opposite. Therefore, it take one +1 sodium ions to balance the one -1 hydroxide ion. This will make the formula for Sodium Hydroxide NaOH
Explanation:
The best and most correct answer among the choices provided by your question is the first choice.
Hydrochloric acid is a substance that is a binary acid.
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