Atm Meaning Chemistry. The unit atmosphere has a torr of 760. A reference or standard pressure is commonly 1 atm.
Get the top ATM abbreviation related to Technology. Chemistry Dictionary Definition of Atmosphere atm A unitof pressureequal to the pressureexerted by a vertical columnof mercury 760 mm high at a temperatureof 0 degrees C and under standardgravity. The pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade.
The standard atmosphere symbol.
Pressure is defined as being forcearea and volume is distance cubed. Mainly US regional note. What does ATM stand for in Technology. Feb 11 2013 5 years ago.
