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Author Question: For nitrous acid, HNO2, Ka = 4.0 104. Calculate the pH of 0.14 M HNO2. (Read 144 times)

washai

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Question 1

Determine the pH of a 0.054 M solution of H2SO4. The dissociation occurs in two steps. Ka1 is extremely large; Ka2 is 1.2 10–2.

12.82
1.27
1.92
1.20
2.06

Question 2

For nitrous acid, HNO2, Ka = 4.0 10–4. Calculate the pH of 0.14 M HNO2.

2.13
0.85
4.25
11.87
None of these are correct.


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Marked as best answer by washai on Mar 21, 2021

zogaridan

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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washai

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Reply 2 on: Mar 21, 2021
Excellent


gcook

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Reply 3 on: Yesterday
:D TYSM

 

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