ASYNCHRONOUS ACTIVITY (CATION EXCHANGE, ANION EXCHANGE, CATION EXCHANGE CAPACITY) Watch the following videos to supplement the discussion about cation exchange, anion exchange, and cation exchange capacity and to provide clearer picture on how soil CEC are determined through soil testing and/ or leaching. https://www.youtube.com/watch?v=HmEyymGXOfl&t=231s https://www.youtube.com/watch?v=OFL4ea28cb8&t=85s Upon watching the videos, answer the following: 1. Using Venn diagram, differentiate cation exchange and anion exchange and include their similarity as well. A B CATION EXCHANGE ANION EXCHANGE SIMILARITY 2. What are the steps done in determining Cation Exchange Capacity (CEC) of soil? Elaborate.

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