Tofu itself doesn't have a single chemical formula. It's a food made from soybeans, so its composition is essentially a complex mixture of various proteins, carbohydrates, fats, and other compounds found in soybeans.

Here's a breakdown:

* Proteins: Soy protein is the primary component, composed of various amino acids.

* Carbohydrates: Soybeans contain carbohydrates, primarily in the form of sugars and fiber.

* Fats: Soybeans contain healthy fats, including polyunsaturated fatty acids.

* Other compounds: Tofu also contains vitamins, minerals, and other minor components.

Therefore, it's more accurate to describe tofu's composition as a combination of these elements rather than a single chemical formula.