for an air bag to work, it has to inflate full of nitrogen incredibly fast within 40 milliseconds of the collision .For a 60-liter cylindrical air bag to work properly, the nitrogen gas has to reach a pressure of 2.37atm. At 25°c, how many moles of nitrogen are needed to pressurize the air bag (given 0.0821 l-atm/mol-K

Not a  mixture of two common elements that can be separated by physical means.

It's called the falling actionwrong subject by the way

Large asteroid and comet impacts. because they can have a huge impact on the environment, such as a loss of land, and crust on the earth with the big holes they produce. on the other hand, volcanic eruptions can also cause change within the environment by producing land, but im actually not quite sure which one would be a better answer, hopefully you read this and didnt just flat out choose the first sentence i have spoken! your welcome~

Into because calcium makes cells