Konsentrasi H+ yang terdapat dalam 100ml HF 0,1 M , jika Ka HF = 6,4 x 10⁻⁴ adalah
Risep
![[H^+]= \sqrt{Ka.M} \\ \\ = \sqrt{6,4.10^{-4}.0,1} \\ \\ =\sqrt{0,64.10^{-4}} \\ \\ =0,8.10^{-2} \\ \\ =8.10^{-3}](https://tex.z-dn.net/?f=%5BH%5E%2B%5D%3D+%5Csqrt%7BKa.M%7D+%5C%5C++%5C%5C+%3D+%5Csqrt%7B6%2C4.10%5E%7B-4%7D.0%2C1%7D+%5C%5C++%5C%5C++%3D%5Csqrt%7B0%2C64.10%5E%7B-4%7D%7D+%5C%5C++%5C%5C+%3D0%2C8.10%5E%7B-2%7D+%5C%5C++%5C%5C+%3D8.10%5E%7B-3%7D+++ "[H^+]= \sqrt{Ka.M} \\ \\ = \sqrt{6,4.10^{-4}.0,1} \\ \\ =\sqrt{0,64.10^{-4}} \\ \\ =0,8.10^{-2} \\ \\ =8.10^{-3}")
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