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NEET levelSingle correct optionDifficulty 1 of 3ie004

At 298 K a solution has pH $= 9.3$ . Its pOH is

A $9.3$
B $5.7$
C $22.3$
D $4.7$

Answer: D

At 298 K,

pH + pOH = 14

, so

pOH = 14 - 9.3 = 4.7

.

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