The temperature at which a liquid changes into a gas on heating at normal atmospheric pressure is called the ________ of that liquid.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the specific temperature at which a liquid changes into a gas when heated at normal atmospheric pressure.

2. **Identifying the Process**: When a liquid is heated, it can change into a gas. This process is known as evaporation or boiling, depending on the conditions.

3. **Defining the Key Term**: The specific temperature at which a liquid changes to a gas at normal atmospheric pressure is known as the "boiling point."

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