How many significant figures does 6.022e23 have?
4 significant figures
The digits that count: 6022
Why
- →Every non-zero digit is significant.
- →Zeros between significant digits are significant.
- →In scientific notation only the mantissa carries significant figures; the exponent places the decimal point.
6.022e23 rounded
| Significant figures | Result |
|---|---|
| 1 | 6 |
| 2 | 6.0 |
| 3 | 6.02 |