Question

Why does precipitation of ZnS not occur when H2S is run in an acidic solution of salt?​

Answer 1

Aˋn~sweˊr

d) x2 +x - 20

\longrightarrow\underline{\underline{\red{\sf{Solution}}}}⟶Solution

--(x – 4)(x + 5)

= x²+5x-4x-20

= x²+x-20

Answer 2

Explanation:

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