There are O-H bonds in H2O. They have the intramolecular force of polar covalent bond.
-58 °C
The melting point is the same as the freezing point.
Answer:
See explanation.
Explanation:
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In this case, since we know the heat of reaction per gram of reactant and we should know the total energy of reaction, but it is not there, we are going to assume it is 1200 J as usual in these problems, so you can change it to whatever your given heat is.
In such a way, we set up the math as shown below:

Which results:

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Answer:
C₃H₆O₂
Explanation:
Propionic acid is a colorless liquid with a sharp rancid odor. Produces irritating vapor. (USCG, 1999)