An alkaline soil contains 20% clay and 3% humus. If the pure clay has a CEC of 40 cmolc/kg and the humus 200 cmolc/kg, calculate the CEC/kg of the soil

A) 30 B) 16 C) 12 D) 14 E) 8


D

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Answer the following statement(s) true (T) or false (F)

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The characteristics of the soil must be verified for suitability for a septic system by a soil ____ test.

A. feasibility B. density C. treatment D. sustainability

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Answer the following statements true (T) or false (F)

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Sizing of a generator set for a particular application is _____.

a. detailed in NEC Article 701 b. achieved by referring to tables in local building codes c. typically done using computer software or manufacturer’s literature d. based on calculations using NFPA guidelines

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