Pretty sure it's all of the above
Answer:
2.4 ml.
Explanation:
The volume of object can be calculated by subtracting the volume of water before immersing the object from the volume of water after immersing the object so we get 2.4 ml. There is 2.4 ml increase occur in the volume of water after immersing the object in the water which means the volume of object is 2.4 ml according to the data or reading taken by the student in the lab so we can say that the volume of object is 2.4 ml.
Well the potatoes would contain carbohydrates. Carbohydrates are an energy source and are broken down/used by your cells. The oil would probably contain lipids, which are NOT soluble in water. Lipids include fats, oils, grease, etc. They can be used for energy storage, cellular membrane structure and signaling.