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Concept Map of Chapter 10.3-10.4 by Jojo Choi (9),Whitney Liu (27)

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Jojo Choi

on 30 May 2011

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Transcript of Concept Map of Chapter 10.3-10.4 by Jojo Choi (9),Whitney Liu (27)

Chapter 10.3-10.4 Acids and corrosion some metals react with acids form HYDROGEN Acid Rain Definition the pH value of the rainwater is lower
than 5.6, it is considered as acid rain Causes the SULPHUR DIOXIDE & NITROGEN OXIDES
react with water & oxygen in the air produce SULPHRIC ACID & NITRIC ACID the acids make the rainwater more acidic,
ACID RAIN is formed Effects 1. corroding metal products 2. corroding building materials & statues 3. killing aquatic life 4. damaging the forests Video acid react with calcium carbonate (CaCO corrode the building which use
the materials that contain calcium carbonate,
such as : marble ,limestone,etc. form CARBON DIOXIDE 3 )
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