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Tentukan ph dari H2SO4 dengan konsentrasi 0,05 M
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Tentukan ph dari H2SO4 dengan konsentrasi 0,05 M
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Aug 6, 2019
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Tentukan ph dari H2SO4 dengan konsentrasi 0,05 M
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Balsick
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Asam Sulfat pada disosiasi memberikan dua H⁺ sebagai;
H₂SO₄ ⇆ 2 H⁺ + SO₄²⁻
Jadi, untuk konsentrasi yang diberikan, konsentrasi H⁺ adalah,
[H⁺] = 2 × 0.05
[H⁺] = 0.1 M
pH dihitung sebagai,
pH = -log [H⁺]
Menempatkan nilai H⁺
pH = -log (0.1)
pH = 1
Szaman
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Aug 10, 2019
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