Environmental Science
When the air is saturated, which of the following statements is not correct?

The air temperature equals the wet-bulb temperature
The wet bulb temperature equals the dew point temperature
The air temperature equals the dew point temperature
The relative humidity is 100 percent
An increase in temperature will cause condensation to occur

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Environmental Science
Biogas is composed of

methane, carbon dioxide, nitrogen and sulphur
ethane, carbon dioxide, nitrogen and hydrogen
methane, carbon dioxide, nitrogen and hydrogen
carbon dioxide, nitrogen and hydrogen

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