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1 Larutan Penyangga (Science)
A. Pengertian Larutan Penyangga
Larutan penyangga atau disebut juga larutan
buffer adalah larutan yang dapat
mempertahankan pH meskipun ada
penambahan sedikit asam, basa, atau
pengenceran.
Contoh : Jika 50 mL larutan penyangga
asetat 1 M ditambahkan 1 mL larutan HCl 1
M, pH larutan turun dari 4,74 menjadi 4,72.
Sehingga, dapat disimpulkan jika larutan
Gambar 5. Larutan Penyangga (Buffer) (sumber
: ilmukimia.com) penyangga dapat mempertahankan pH.
B. Sifat-sifat Larutan Penyangga
Perhatikan gambar di atas, apa yang dapat kalian simpulkan dari gambar di atas ? Coba
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kalian tuliskan kesimpulan yang kalian dapat dikolom yang ada dibawah ini !
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