Science, asked by chevynationpart6850, 11 months ago

Chemically, washing soda is
(A) N2CO3
(B) NaHCO3
(C) KOH
(D) none of these 20. In the soil profile, ______ is made up of small lumps of rocks with cracks and crevices. (A) A-horizon (B) B-horizon (C) C-horizon (D) D-horizon

Answers

Answered by jennifer39

3

b. NaHCO3
c. C-horizon

Answered by hrishabh7

3

(a).Na2CO3 is the answer

20.c-horizon

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