Is there a difference in the way a metals and non-metals react with acids. What could the 'pop' sound in some cases be due to when burning match stick is brought near the mouth of the test tube.

Explanation

### Step-by-Step Solution:

1. **Understanding the Reaction of Metals with Acids**:
- Metals generally react with acids. When a metal reacts with an acid, it produces a salt and hydrogen gas.
- Example: When zinc (a metal) reacts with hydrochloric acid, it produces zinc chloride (a salt) and hydrogen gas.

2. **Understanding the Reaction of Non-Metals with Acids**:
- Non-metals, on the other hand, typically do not react with acids. This is a key difference between metals and non-metals when it comes to their behavior in acidic environments.
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