convert Millimeter to Em

Conversion Formula

1 mm = 1.0E-21 Em

Step-by-Step Explanation

1. Understand the base relationship:
   1 Millimeter = 0.001 meters
   1 Em = 1.0E+18 meters
2. Establish the conversion factor:
   1 mm = (0.001 m) / (1.0E+18 m/Em) = 1.0E-21 Em
3. Apply the conversion:
   Multiply the value in mm by 1.0E-21 to get the equivalent in Em

Example Conversion

Convert 5 mm to Em:

5 mm × 1.0E-21 = 5.0E-21 Em