Solution 12301: Green Letter Key Labels Represent Physical Constants on the TI-36X Solar Scientific Calculator.
How are the green letters (physical constants) on the TI-36X Solar used?
The green letters on the TI-36X Solar indicate the value of a physical constant. The physical constants are accessed using the [CONST] key.
For example, to display the constant for the speed of light (c), press [3rd] [CONST] [c]. The screen will show 299792458.
The ideal gas constant (R) used by the TI-36X Solar is 8.31451 Joules per mole °Kelvin.Please see the TI-36X Solar guidebook for additional information.