13. Nt
14. St
15. St
16. At
17. Nt
Answer: Because new substances are formed.
Explanation: A chemical property is any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity. Once a chemical change occurs it cannot be undone due to the change in chemical identity. The creation of a new substance is not reversible.
The correct answer for the question that is being presented above is this one: "16.7 degrees celsius."Glacial acetic acid is the concentrated form of acetic acid, the acid in vinegar. the term glacial refers to the appearance of the solid form, which <span>resembles glacial ice. </span>
Delta H = 24.32 kj/ mol and Delta S = 83.93 j/ mol . k
It's a mixture of H2O + a soluble substance like, salt.
