The possessive form for the noun substance is substance's.
Example: The substance's origin could not be determined.
The possessive form of the word "gas" is "gas's." When forming the possessive of a singular noun ending in "s," you can either add an apostrophe followed by another "s" or just an apostrophe. Both forms are considered correct, but the choice depends on the style guide being followed.
The possessive form of laboratory is laboratory's.
Synthesis is the singular form, syntheses is the plural form, and syntheses' is the plural possessive form.
The possessive form for the noun oxygen is oxygen's.
The possessive form for the noun laboratory is laboratory's.Example: The laboratory's manager is hiring a new assistant.
The possessive form of the word dictionary is dictionary's.
The singular possessive form is word's, for example the word's definition.
possessive form of the word glass: glass'
The possessive form of the word "month" is "month's."
possessive form of the word Congress: Congress'
possessive form for the word holders: holders'
the possessive form of the word Cathie: Cathie's
possessive form of the word Cathi: Cathi's
The possessive form is weaver's.
The possessive form is Lindbergh's.
The possessive form for the interrogative pronoun who is whose.
The singular possessive form of jury is jury's