Mr. b has been transferred to your floor to wait and see whether the chest tube allows his lungs to completely re-expand. but when he arrives, he is in severe respiratory distress. he says "i felt better before i came into the er! is this tube doing anything

explanation:

okay now i don't know this but for the pints nothing else to say bye

step 1: nitrogen fixation- conversion of atmospheric no₂ into forms useful to plants by lightning, bacteria, and cyanobacteria.

step 2: nitrification-process of converting ammonia to nitrite or nitrate.

step 3: assimilation-plant roots absorb new form of nitrogen.

step 4: ammonification-conversion of organic nitrogen to ammonia by bacteria involved in decomposition.

step 5: denitrification-bacteria turns the decomposed matter back into n₂o, which is released into atmosphere; repeat cycle.

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