If now it is required to find the heat of formation of the compound CO, which cannot be directly ascertained, we have merely to subtract the second equation from the first, each symbol representing constant intrinsic energy, and thus we obtain C+0 - 00= 26300 cal., or C+0=C0+26300 cal., that is, the
subtract הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד