Metamucil is a brand name for psyllium. It is a bulk forming laxative that can be found in over-the-counter and veterinarian prescription... Metamucil Dosage for Cats; At-Home Cat Hair Ball Relief; Cats & Psyllium; Comments You May Also Like.
The sign of the heat of formation matters. Using hess's law: 2(-238kJ) + 4(242kJ) + 2(393)= -1279=Heat of reaction Heat of combustion of methanol is just the heat of reaction divided by the molar coefficient for methanol in the chemical equation so about -639.5kJ/mol. In acuality it is somewhere near -727kJ/mol.
Methanol is toxic by two mechanisms. First, methanol (whether it enters the body by ingestion, inhalation, or absorption through the skin) can be fatal due to its CNS depressant properties in the same manner as ethanol poisoning.