British thermal units to electronvolts converter
1 British thermal unit = 6.585141e+21 electronvolts
How to convert British thermal units to electronvolts
eV = BTU × 6.58514067819 × 10^21
Multiply the number of British thermal units by 6.58514067819 × 10^21 to get electronvolts. Going the other way, divide by 6.58514067819 × 10^21 (or multiply by 1.51857044347 × 10^-22).
One British thermal unit is exactly defined as 6.58514067819 × 10^21 electronvolts (to 12 significant figures), and one electronvolt is 1.51857044347 × 10^-22 British thermal units.
Worked examples
- Convert 5 British thermal units: 5 × 6.58514067819 × 10^21 = 3.29257e+22 3.29257e+22 electronvolts.
- Convert 12.5 British thermal units: 12.5 × 6.58514067819 × 10^21 = 8.231426e+22 8.231426e+22 electronvolts.
- Convert 250 British thermal units: 250 × 6.58514067819 × 10^21 = 1.646285e+24 1.646285e+24 electronvolts.
Quick-reference table
| BTU | eV |
|---|---|
| 1 | 6.585141e+21 |
| 2 | 1.317028e+22 |
| 3 | 1.975542e+22 |
| 5 | 3.29257e+22 |
| 10 | 6.585141e+22 |
| 15 | 9.877711e+22 |
| 20 | 1.317028e+23 |
| 25 | 1.646285e+23 |
| 50 | 3.29257e+23 |
| 75 | 4.938856e+23 |
| 100 | 6.585141e+23 |
| 1,000 | 6.585141e+24 |
| eV | BTU |
|---|---|
| 1 | 1.51857e-22 |
| 2 | 3.037141e-22 |
| 3 | 4.555711e-22 |
| 5 | 7.592852e-22 |
| 10 | 1.51857e-21 |
| 15 | 2.277856e-21 |
| 20 | 3.037141e-21 |
| 25 | 3.796426e-21 |
| 50 | 7.592852e-21 |
| 75 | 1.138928e-20 |
| 100 | 1.51857e-20 |
| 1,000 | 1.51857e-19 |
Related conversions
- ⇄ Electronvolts to British thermal units
- British thermal units to joules
- British thermal units to kilojoules
- British thermal units to calories
- British thermal units to kilocalories
- British thermal units to watt-hours
- British thermal units to kilowatt-hours
- British thermal units to therms
- British thermal units to foot-pounds
Frequently asked questions
How many electronvolts are in 1 British thermal unit?
1 British thermal unit equals 6.585141e+21 electronvolts.
What is the formula to convert British thermal units to electronvolts?
Use eV = BTU × 6.58514067819 × 10^21. Multiply the number of British thermal units by 6.58514067819 × 10^21 to get electronvolts. Going the other way, divide by 6.58514067819 × 10^21 (or multiply by 1.51857044347 × 10^-22).
What is 100 British thermal units in electronvolts?
100 British thermal units is 6.585141e+23 electronvolts.