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 - <p>6.022 × 10<sup>7</sup></p>
Option 2 - <p>6.022 × 10<sup>22</sup></p>
Option 3 - <p>6.022 × 10<sup>19</sup></p>
Option 4 - <p>6.022 × 10<sup>16</sup></p>
2 Views|Posted 4 months ago
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4 months ago
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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