原子计数计算器 — 公式
## How to Count Atoms
### Formula
**N = (mass / atomic mass) × 6.022 × 10^23**
Convert grams to moles, then moles to atoms using Avogadro's number.
### Formula
**N = (mass / atomic mass) × 6.022 × 10^23**
Convert grams to moles, then moles to atoms using Avogadro's number.
计算示例
How many atoms in 12 g of carbon-12?
- Moles = 12 / 12.011 = 0.999 mol
- Atoms = 0.999 × 6.022 × 10^23
- Atoms ~ 6.02 × 10^23