Why pure ethyl alcohol cannot be obtained from rectified spirit (`95.4%` alcohol) even by fractional distillation ?

Explanation

To understand why pure ethyl alcohol cannot be obtained from rectified spirit (which is 95.4% alcohol) even by fractional distillation, we can break down the explanation into several steps:

### Step-by-Step Solution:

1. **Understanding Rectified Spirit**:
- Rectified spirit is a mixture that contains approximately 95.4% ethyl alcohol and 4.6% water.

2. **Fractional Distillation Basics**:
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