A soil with 20 me/100g CEC and 5 me/100g exchangeable H will have a base saturation of
A. 25%
B. 80%
C. 75%
D. 133.5%
Answer: Option A
Solution (By Examveda Team)
To calculate the percent base saturation, divide the sum of the K, Mg, Ca, and Na (the bases) in meq/100g soil by the CEC. Multiply the result by 100%.Based on the formula A soil with 20 me/100g CEC and % me/100g exchangeable H will have a base saturation of 25%.

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