Foundations of Chemistry
4 terms
SI Base Units
Foundations of Chemistry
Various
The seven defined units of the International System from which every other measurement unit is derived.
Significant Figures
Foundations of Chemistry
Dimensionless
The digits in a measured value that carry meaningful precision, comprising all certain digits plus one estimated digit.
Standard Temperature and Pressure
Foundations of Chemistry
K, kPa
A defined reference condition used to report and compare gas measurements, currently 0 °C and 100 kPa under IUPAC.
T = 273.15 K, p = 100 kPa
Structural Formula
Foundations of Chemistry
Dimensionless
A representation showing how the atoms in a molecule are connected and, often, how they are arranged in space.