Acylinder of a gas mixture used for calibration of blood gas analyzers in medical laboratories contains 5.0% co2, 12.0% o2and the remainder n2at a total pressure of 146 atm. what is the partial pressure of n2in this gas analyzer?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

1. list three scientific reasons cockroaches may fly.

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation