The number of hydroxide ions in 1 cm3 solution of pH = 13 is :
The number of hydroxide ions in 1 cm3 solution of pH = 13 is :
Option 1 -
6.022 * 107
Option 2 -
6.022 * 1022
Option 3 -
6.022 * 1019
Option 4 -
6.022 * 1016
Asked by Shiksha User
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1 Answer
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Correct Option - 3
Detailed Solution:pH = 13, pOH = 1
[OH–] = 10–1
no. of moles OH– in 1L = 10–1
No. of moles of OH– in 1 ml = 10–4 No. of [OH–] ions = 6.02 × 1023 × 10–4
⇒ 6.02 × 1019
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