a) KHCO3 (aq) + HNO3 (aq) → a) HNO3(aq) + Al(OH)3(aq) → b) Zn (s) + HBr (aq) → c) LiOH (aq) + H₂SO4 (aq) → d) H3PO4 (aq) + Sr(OH)2 (aq) →

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A:

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.