If you wanted to reduce the percentage sodium saturation from 30% to 5% in a sodic soil with a CEC of 20 cmolc/kg, how many cmolc's of CaSO4 would need to react with 1 kg of this soil?
A) 10 B) 2 C) 20 D) 30 E) 5
E
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The back electromotive force is the amount of voltage produced in the starting winding of a motor.
Answer the following statement true (T) or false (F)
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Measure the clearance between the tip and body of a rotor type oil pump with a________.
A. micrometer B. small bore gauge C. feeler gauge D. caliper
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Removing all the straw with the harvest of paddy rice would increase the amount of methane produced by the paddy soil microorganisms
Indicate whether the statement is true or false
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If your voltmeter had a tolerance of +/- 2% and you applied 68.7 VAC to it:
What will be an ideal response?
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