Yes / no, is the following a verifiable fact?
"Organic chemistry studies compounds that have to contain hydrogen." Step-by-step reasoning process:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Organic chemistry actually studies compounds that contain carbon in covalent bonding. Therefore, the final answer is no.