An oven dried soil sample of mass 8g had a mass of 1.6g after it was completely burnt. Determine the percentage of humus in the soil sample. by Sunday | Apr 11 | Agricultural Science WAEC | 0 comments A. 6.4% B. 9.6% C. 20% D. 80% Correct Answer: Option D = 80% Users Also Read These:What is the percentage water content of a soil…A fresh garden soil sample weighed 25kg. When…The half-life of a radioactive substance is 15…Which of the following does not determine the…A copper cube weighs 0.25 N in air; 0.17N when…