Answer:
Si is reduced since it loses the oxygen atom
Pressure, volume, temperature, # moles Pressure, volume and temperature, and moles of gas
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Petrol is a conductor of electricity, because it conducts rather than insulates.
Answer:
As a substance changes from a solid to a liquid to a gas, its molecules first the molecules are moving fast enough, they are able to "escape." They leave the surface of the liquid as gas molecules. Evaporation is not the only process that can change a substance from a liquid to a gas. The same change can occur through boiling.
Explanation:
