In Bronsted an Lowry concept , water is regarded as an amphoteric substance . Give examples to justify this statement.

Explanation

To justify the statement that water is regarded as an amphoteric substance according to the Bronsted-Lowry concept, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Bronsted-Lowry Concept**:
- According to the Bronsted-Lowry theory, acids are substances that donate protons (H⁺ ions), while bases are substances that accept protons.

2. **Definition of Amphoteric Substance**:
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