IB
IBO
Chemistry
May 2011
QP-201105-Chemistry-P3(TZ2)-HL · Question 17
Question (excerpt):
E2. Fresh supplies of water are of major importance to society today. (a) Both mercury and polychlorinated biphenyls (PCBs) can potentially cause serious health effects when present in water. State on…
E2. Fresh supplies of water are of major importance to society today. (a) Both mercury and polychlorinated biphenyls (PCBs) can potentially cause serious health effects when present in water. State on…
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