Chemistry, asked by gauravkumar009, 10 months ago

What is the answer
Explain please...​

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Answers

Answered by rohit1741
2

h2so4 is a strong acid ..so its equation will be of iozination :

h2so4(aq) --> 2H+ + SO4-

as the equation tells that

each molecule of acid will produce 2 hydrogen ions...

the concentration of h+ ion must be 2 × 0.005M or 0.10.

using definition of ph,

log[H+]= -log(.010M)=2...

so its the ans.


gauravkumar009: but answer is not 2
gauravkumar009: o yeah
rohit1741: ??
gauravkumar009: this is correct
rohit1741: hm k
gauravkumar009: i was checking another options
Answered by arvishaali2004
2

The ionization of h2so4 is,

h2so4-> 2h^+ +so4^-

Therefore, each mol of acid produce 2 h ions, so the concentration of h+ ions will be,

=> 2*0.005m= 0.01m

pH of h2so4= -log(h+)= -log(0.01)= 2....

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