RADIATION
Radiation exposure
Ionizing-radiation exposure in air.
Try a decimal, 1e-9, 1/3, or 5 1/2.
ResultR → C/kgConvert roentgen to coulomb per kilogram
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Unit conversion. Made clear.
Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.
520units ready to convert
HOW IT IS CALCULATED
Convert through coulomb per kilogram
Enter a roentgen value to calculate coulomb per kilogram with full internal precision before display rounding.
Display precisionAuto · 12 significant digits
Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| coulomb per kilogramfrom R | C/kg | Interactive |
| millicoulomb per kilogramfrom R | mC/kg | Interactive |
| roentgenfrom R | R | Interactive |
| milliroentgenfrom R | mR | Interactive |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.