What's the plural form of bicyclohexane? Here's the word you're looking for.
Answer
The noun bicyclohexane can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be bicyclohexane.
However, in more specific contexts, the plural form can also be bicyclohexanes e.g. in reference to various types of bicyclohexanes
or a collection of bicyclohexanes.