1. Tardigrade
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  3. Chemistry
  4. NH4CN is a salt of weak acid HCN (Ka = 6.2 × 10-10) and a weak base NH4OH (Kb = 1.8 × 10-5). A one molar solution of NH4CN will be

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Q. $NH_4CN$ is a salt of weak acid $HCN (K_a = 6.2 \times 10^{-10})$ and a weak base $NH_4OH (K_b = 1.8 \times 10^{-5})$. A one molar solution of $NH_4CN$ will be

Equilibrium

Solution:

Since $K_b > K_a$, the solution will be slightly basic.