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Author Question: A 1 kg soil sample has 2 cmolc of Al3+ on the exchange complex. Addition of which of the following ... (Read 167 times)

RYAN BANYAN

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on: Jul 22, 2018
A 1 kg soil sample has 2 cmolc of Al3+ on the exchange complex. Addition of which of the following would most effectively replace about half of this Al?
 
  A) 1 cmolc K+
  B) 10 cmolc OH-
  C) 4 cmolc Ca2+
  D) 2 cmolc Na+
  E) 4 cmolc Na+

Question 2

A well drained soil under a rain forest in Brazil contains significant amounts of a silicate clay. Which of the following is it most apt to be?
 
  A) kaolinite
  B) smectite
  C) fine-grained mica
  D) vermiculite
  E) chlorite
The Nature and Properties of Soils ¦ Weil, Well, Brady ¦ 15th Edition
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jjorrostieta

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Reply #1 on: Jul 22, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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RYAN BANYAN

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Reply 2 on: Jul 22, 2018
Great answer, keep it coming :)

Dnite

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Reply 3 on: Yesterday
Excellent

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