Q: 28.09 diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined

A: 28.09 Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
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Q: best properties in costa rica

A: Best properties in Costa Rica
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Q: the entire south china gets a lot of rainfall in the coastal region falls approximately 1500-2000 mm per year. china's western mountains have a highland climate with very harsh winters, sometimes the temperature falls to -20 degrees.

A:
The entire South China gets a lot of rainfall in the coastal region falls approximately 1500-2000 mm per year. China's western mountains have a highland climate with very harsh winters, sometimes the temperature falls to -20 degrees.
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