Answer:
a . knowledge and existing theories .
b. falsifiable scope
This chemical reaction can also be written as
2C2H6+7O2-->4CO2+6H2O
This is a chemical reaction because reactants are converted into products. This is the combustion of ethane where ethane and oxygen have been converted into carbon dioxide and water
its matter
Explanation:
The Sunlight
Oxegyn
Heat in soi
abc
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