๐Ÿงชap chemistry review

Standard temperature and pressure

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

Standard temperature and pressure (STP) refers to specific conditions used for comparing gases under standardized settings. STP conditions include a temperature of 0 degrees Celsius (273 Kelvin) and atmospheric pressure at sea level (~1 atmosphere).

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