9 Joules to Watt-hours
Convert 9 joules (J) to watt-hours (Wh) with formulas, examples, and conversion tables.
J
Wh
9 Joules (J) = 0.0025 Watt-hours (Wh)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 Watt-hour = 3600 Joules
2Divide the value by the conversion factor:
9 ÷ 3600 = 0.0025
3Result:
9 Joules (J) = 0.0025 Watt-hours (Wh)
Joules to Watt-hours Conversion Table
| Joules | Watt-hours |
|---|---|
| 1 J | 0.000277778 Wh |
| 2 J | 0.000555556 Wh |
| 3 J | 0.000833333 Wh |
| 4 J | 0.00111111 Wh |
| 5 J | 0.00138889 Wh |
| 9 J | 0.0025 Wh |
| 10 J | 0.00277778 Wh |
| 20 J | 0.00555556 Wh |
| 50 J | 0.0138889 Wh |
| 100 J | 0.0277778 Wh |
9 Joules in Other Units
| Unit | 9 J = |
|---|---|
| Joules to Kilojoules | 0.009 kJ |
| Joules to Megajoules | 9e-6 MJ |
| Joules to Gigajoules | 9e-9 GJ |
| Joules to Watt-hours | 0.0025 Wh |
| Joules to Kilowatt-hours | 2.5e-6 kWh |
| Joules to Megawatt-hours | 2.5e-9 MWh |
| Joules to Calories | 2.15105162524 cal |
| Joules to Kilocalories | 0.00215105162524 kcal |
| Joules to BTU | 0.00853032055049 BTU |
| Joules to Therms | 8.53035408298e-8 therm |
| Joules to Foot-pounds | 6.63804929858 ft·lb |
| Joules to Electronvolts | 5.61734636558e19 eV |
| Joules to Ergs | 90000000 erg |