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2Â¥: Originally posted by wz2403 at 2012-07-12 07:50:53
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STP (Standard Temperature and Pressure), are the conditions most often used in chemistry to study or test a chemical.

STP is 0 ¡ãC (32 ¡ãF or 273 Kelvin) and 1 atm (101.335 kPa, 14.7 PSI, 760 mmHg, or 760 Torr).

These values approximate the freezing temperature of water and atmospheric pressure at sea level.
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