Question

Alkalinity of soils is mainly due to the presence of high amounts of of sodium.

(1) Carbonate and bicarbonate

(2)Chloride

(3) Sulfates and bisulfates

(4) Oxides​

Answer 1

Answer:

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Explanation:

◆Chemistry. Soil alkalinity is associated with the presence of sodium carbonate (Na2CO3) or sodium bicarbonate (NaHCO3) in the soil, either as a result of natural weathering of the soil particles or brought in by irrigation and/or flood water.

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