Are there any plans for controlling or removing zebra mussel

As a part of an experiment a student burns propane to produce carbon dioxide and water she remembers that she must follow the law conservation of matter when writing a balanced chemical equation which of these equation adheres to the law of conservation of matter

What reaction is taking place? 02 + c3h8 = h20 + co2

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.