For the coagulation of 100 ml of arsenious sulphide solution, 5ml of 1M NaCl is required. Calculated the flocculation value .

Explanation

To calculate the flocculation value for the coagulation of 100 ml of arsenious sulphide solution using 5 ml of 1M NaCl, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Definition of Flocculation Value**:
The flocculation value is defined as the number of millimoles of electrolyte required to precipitate one liter of colloidal solution.

2. **Calculate the Moles of NaCl Used**:
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