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08-04-2024
Chemistry

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If the cation exchange capacity of a soil is 30 cmol kg-1, how many cmol of H+, Ca₂+, Mg₂+, K+ and Na+ are on the exchange complex if the exchange complex has 5% H+, 50% Ca₂+, 20% Mg₂+, 23% K+ and 2% Na+? What is the weight of each of these cations on the exchange complex?

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