Calculate the average density for the gradudated cylinder measurements. (g/mL)

Smog is the term used to describe the combination of fog and smoke

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

Is 9 correct? and can someone me with 10? it’s due tomorrow, you