Calculate the volume of 0.845 mol nitrogen gas at 1.25 atm and 28 °C.

There are main groups in the modern periodic table of elements

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )