Who established the concept of absolute zero ?

Options

A. Louis Pasteur
B. Lord Kelvin
C. German Hess
D. William Henry Perkin

Explanation

**Step-by-Step Text Solution:**

1. **Understanding Absolute Zero**: Absolute zero is defined as the lowest possible temperature where all molecular motion comes to a complete stop. It is measured as 0 Kelvin, which is equivalent to -273.15 degrees Celsius.

2. **Identifying the Contributor**: The question asks who established the concept of absolute zero. Among the options provided, we need to identify the individual who is credited with this concept.

3. **Evaluating the Options**:
- **Option A: Louis Pasteur** - Known for his contributions to microbiology and vaccination, not for thermodynamics.
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