Convert kilogram/joule to joule/kilogram

Quick answer

1 kilogram/joule = 1 joule/kilogram.

Formula

joule/kilogram = 1 ÷ kilogram/joule

Precision

Zero is outside the formula domain. Preserve extra digits during division because reciprocal calculations amplify early rounding.

How to convert kilogram/joule to joule/kilogram

• Enter a value in kilogram/joule.
• The conversion is inverse: calculate 1 divided by the source value.
• Round the displayed joule/kilogram value only when needed.

About these units

kilogram/joule is a unit used in fuel efficiency mass conversions. Mass-based fuel efficiency relates fuel mass to delivered energy or work and can use reciprocal unit forms. Its recorded symbol is kg/J. joule/kilogram is a unit used in fuel efficiency mass conversions. Mass-based fuel efficiency relates fuel mass to delivered energy or work and can use reciprocal unit forms. Its recorded symbol is J/kg.

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