Here are the chemical formulas for the substances you've mentioned:
1. **Pop (Soda Pop):** Soda pop is a carbonated beverage, and its composition can vary. The primary components are carbonated water, flavorings, and sweeteners. The exact chemical formula can vary depending on the specific brand and flavor.
2. **Gypsum:** The chemical formula for gypsum is \(CaSO_4 \cdot 2H_2O\). It's a hydrated calcium sulfate mineral commonly used in construction materials and as a soil amendment.
3. **Baking Soda:** Baking soda is sodium bicarbonate, and its chemical formula is \(NaHCO_3\). It is often used as a leavening agent in baking.
4. **Baking Powder:** Baking powder is a mixture of several ingredients, including an acid (typically cream of tartar) and a base (usually baking soda). The exact chemical composition may vary depending on the brand and type of baking powder, but it's not represented by a single chemical formula.
Remember that the composition of food and beverage products like soda pop can vary based on the specific ingredients and flavors used by different manufacturers.