High concentrations of carbon monoxide co can cause coma and possible death. The time required for a person to reach a cohb level capable of causing a coma can be approximated by the quadratic model.

Wind will blow from one direction to another.

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts

The size is 8inches if ur a girl

Use a magnet to separate iron, evaporate water, i'm not sure how to separate the other two i'm sorry but good luck