When cell parts are worn out, the lysosome digests them. The small particles are then let out as waste or are recycled to be used for other things in the cell. What characteristic of life is this?

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.

me and my friend did 2