1.

The P^(H) of 10^(-8) M HCI is

Answer»

8
6
7
`6.98`

SOLUTION :`[H^(+) ]_("total ")= 10 ^(-7)M+10 ^(8)M= 10 ^(-7)[1+ 0.1 ]`
` "" =1.1 xx 10 ^(-7)M `
`pH "" = - log _10 (1.1 xx 10 ^(-7)) `
` ""= 7- log ^(1.1)= 7 -0. 0 414 = 6. 96`


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