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Which of the following expressions is no...

Which of the following expressions is not acceptable?
(i) `Delta P = P_(f) - P_(i)`
(ii) `Delta_(w) = w_(f) - w_(i)`
(iii) `Delta q = q_(f) - q_(i)`
(iv) `Delta U = U_(f) - U_(i)`

A

0.5 M `H_(3)PO_(3)`

B

0.5 M `Na_(3)PO_(4)`

C

`0.5 M NaCl`

D

`0.5` M Aniline

Text Solution

Verified by Experts

The correct Answer is:
B
`Na_(3)PO_(4) hArr 3Na^(+) + PO_(4)^(3-)` (producess 4 ions)
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