A Level Chemistry 9701/11/O/N/20 Q22


Which statement is correct when referring to the complete combustion of PVC?
A A gas is made which contributes to global warming.
B Carbon dioxide and water are the only products.
C If water is used to clean the exhaust gases, the water becomes alkaline.
D There is no need to treat the exhaust gases as the products are non-hazardous.

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