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:Which of the following does not determine the…A known weight of soil sample was oven-dried to…The half-life of a radioactive substance is 15…What is the percentage water content of soil sample…The effect of humus in the soil is make the soil?