Environment & Ecology · Environmental Science
Which of the following correctly represents the percentage base saturation in soils, given that CEC stands for cation exchange capacity?
- 1K+ + Na+ - Ca2+ - Mg2+CEC × 100
- 2Ca2+ + Mg2+ - K+ - Na+CEC × 100
- 3Ca2+ + Mg2+CEC × 100
- 4Ca2+ + Mg2+ + K+ + Na+CEC × 100✓
Correct answer
Ca2+ + Mg2+ + K+ + Na+CEC × 100
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