Coca is called the same in French: un coca (masc.).
The word "coca" in French is feminine.
"Un coca" is an informal way of saying "a Coke" in French, referring to a Coca-Cola soda drink.
Coca cola diète
Un coca-cola is masculine.
coca, coke
Coca-Cola was invented in 1885 by John Pemberton in a drugstore in Columbus, Georgia, and was originally called Pemberton's French Wine Coca.
french wine
It is the same brand name in French, although it may be shortened to du Coke.
Coca Cola was first introduced in 1886 in Georgia as a non-alcoholic version of French Wine Cola.
French teenagers eat lunch in the school canteen, or at home if they have time to get there (or when not at school).
If you mean a coconut it's une noix de coco.
The first Coca-Cola recipe was invented in a drugstore in Columbus, Georgia by John Pemberton, originally as a cocawine called Pemberton's French Wine Coca in 1885. He may have been inspired by the formidable success of Vin Mariani, a European cocawine.