The unknown sample has a mass of: 101.20 g 1.019 g 11.2 g 1.195 g

the sample has a mass of 101.20g

Answer:

"weathering breaks rocks into minerals and plants die and decay"  must occur to form soil

Explanation:

For the formation of the soil two process are mandatory and they are erosion as well as weathering. The weathering takes place near the surface of the soil, which can occur due to various physical and chemical processes. Being an important part of soil development. It may occur rapidly or can be a slow process for decades. Water and air helps in weathering. The transport is generally by wind or with the help of flow of water, ice, etc .,