Question

1. A of musician. 2. A of keys. 3. A clase of students 4. A of mountains. 5. A balaces of stars.​

Answer 1

Answer:

The reason why we only see ~118 elements is because we only see the ones stable enough to observe. Anything common in nature would need to have a half-life comparable to the age of the earth (or be produced as a decay product of something else that does).

Answer 2

Answer:

sorry I don't know this sorry