The frequency of the strong yellow line in the spectrum of sodium in `5.09 xx 10^(14)s^(-1)` .Calculate the wavelength of the light nanometres

Explanation

To solve the problem of calculating the wavelength of light given the frequency, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Given Data**:
- Frequency (ν) = \(5.09 \times 10^{14} \, s^{-1}\)

2. **Use the Formula Relating Wavelength and Frequency**:
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