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The following statements are true or fal...

The following statements are true or false.
Air is a mixture.

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**Step-by-Step Solution:** 1. **Understanding the Statement**: The question asks whether the statement "Air is a mixture" is true or false. 2. **Definition of Air**: Air is defined as the invisible mixture of gases that surrounds the Earth. It is primarily composed of nitrogen (approximately 78%), oxygen (approximately 21%), and small amounts of other gases such as carbon dioxide, argon, and water vapor. 3. **Nature of Air**: Since air consists of various gases mixed together, it does not have a uniform composition. This characteristic is a hallmark of mixtures. ...
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