Definition:CGS/Energy/Calorie (Thermodynamic)

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This page is about Thermodynamic Calorie. For other uses, see Calorie.

Definition

The thermodynamic calorie is a CGS unit of heat energy.

This unit is generally used in chemistry.


It is defined as:

$4 \cdotp 1840$ joules exactly.


Conversion Factors

\(\ds \) \(\) \(\ds 1\) thermodynamic calorie
\(\ds \) \(=\) \(\ds 4 \cdotp 1840\) joules \(\quad\) (exact)
\(\ds \) \(\approx\) \(\ds 1 \cdotp 1622\) milliwatt-hours
\(\ds \) \(\approx\) \(\ds 0 \cdotp 00396 \, 4\) British thermal units
\(\ds \) \(\approx\) \(\ds 1 \cdotp 162 \times 10^{-6}\) kilowatt-hours
\(\ds \) \(\approx\) \(\ds 2 \cdotp 611 \times 10^{19}\) electron volts


Symbol

The symbols used to denote the thermodynamic calorie are $\mathrm {cal_c}$ or $\mathrm {cal_{th} }$.


Also known as

The thermodynamic calorie is also known as the thermochemical calorie.


Also see


Sources