Gingernerd6920 Gingernerd6920 11-01-2024 Chemistry contestada What is the CEC of a soil that contains 10% clay. The clay fraction is composed of 50% smectite (CEC=100) and 50% kaolinite (CEC=10)?A. 55 cmolc/kgB. 5.5 cmol/kgC. 10 cmolc/kgD. None of the listed answers.E. 68 cmolc/kg