Std Grav Accel

9.80665

Gravitational

6.67259e-11

Mass of Electron

9.1093897e-31

Avogadro

6.0221367e23

Elementary Charge

1.60217733e-19

Universal Gas

8.31451

Boltzmann's

1.380658e-23

Planck's

6.6260755e-34

Speed of Light

299792458

Ultimate Answer

42