What is the independent variable and dependent variable in a cartesian diver?

What is the cause hearing loss in human being

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13

In which state was more than 100 billion tons of coal mined in 2005?