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if-a-material-containing-humic-substances-is-extracted-with-a-strong-base-and-the-resulting-solution-is-acidified-products-are

If a material containing humic substances is extracted with a strong base, and the resulting solution is acidified, products are

a. humin

b. humic acid

c. fulvic acid

[A] a only

[B] a and b only

[C] a, b and c

[D] b and c only

Answer & Explanation
Answer: a, b and c