Calculate the average atomic mass of sulfur if 95. 00% of all sulfur atoms have a mass of 31. 972 u, 0. 76% has a mass of 32. 971u and 4. 22% have a mass of 33. 967u.

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

Living organism in our word are connected to other variety of ways

Tissues that carry food water and nutrients throughout the plant