state true or false
1. Acid rain contains nitric acid as well as sulphurous acid.
2. CFC's thicken the ozone layer.
3. Liquid air has definite boiling point.
4. Water vapours condense on dust particles.
5. Argon is used in weather forecasting balloona
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acid rain contain nitric acid as well as sulphurous acid
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Answer:
- true
- false
- ......
- true
- true
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