Waec Model Questions Vol1 2020 Geography Question 40
Practice objective / multiple choice question 40 from the 2020 Waec Model Questions Vol1 Geography examination.
A soil sample taken from a field has a dry mass of 1.2 kg and occupies a volume of 0.8 L. The particle density of the mineral grains is 2.65 g cm⁻³.\n(a) Calculate the bulk density of the soil in g cm⁻³.\n(b) Using the relationship porosity n = 1 - (ρb/ρs), where ρb is bulk density and ρs is particle density, determine the soil porosity as a percentage (to one decimal place).
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This is Waec Model Questions Vol1 2020 Geography Question 40. It is one of the objective questions from the 2020 Waec Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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