Which has higher PH value, 1M HCL or 1M naoh solution?

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Solution

we consider the mole ratio of acid : H+ and
in case of base we find the mole ratio of base:OH-
from acid we get to know pH andfrom base weknow the pOH and then it is onverted to pH as shown below

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Similar questions

H A + N a O H \to N a A + H_{2} O Δ H = - 12 k c a l

H B + N a O H \to N a B + H_{2} O Δ H = - 11 k c a l

p H

H A + N a O H \to N a A + H_{2} O, Δ H = - 12

H B + N a O H \to N a B + H_{2} O, Δ H = - 11

1 M

1 M K C l

K_{a} = 10^{- 8}

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