
Kuis Larutan Penyangga
Quiz
•
Others
•
11th Grade
•
Medium
ANINGSIH SRIWATI
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan larutan penyangga?
Larutan penyangga adalah larutan yang tidak dapat mengubah pH sama sekali.
Larutan penyangga adalah larutan yang hanya dapat menetralkan asam.
Larutan penyangga adalah larutan yang dapat mempertahankan pH meskipun ada penambahan asam atau basa.
Larutan penyangga adalah larutan yang hanya berfungsi untuk mengencerkan zat kimia.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebutkan komponen utama dari larutan penyangga!
Asam kuat dan air
Asam lemah dan garamnya, atau basa lemah dan garamnya.
Asam lemah dan asam kuat
Garam dan gula
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana rumus pH untuk larutan penyangga asam?
pH = pKa - log([A-]/[HA])
pH = pKa + log([A-]/[HA])
pH = log([HA]/[A-])
pH = pKa + [A-] + [HA]
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa rumus pH untuk larutan penyangga basa?
pH = pKa + log([A-]/[HA])
pH = log([HA]/[A-])
pH = pKa + [A-] - [HA]
pH = pKa - log([A-]/[HA])
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikan contoh larutan penyangga yang umum digunakan!
Campuran asam sulfat dan natrium sulfat.
Larutan amonia dan amonium sulfat.
Campuran asam klorida dan natrium klorida.
Campuran asam asetat dan natrium asetat.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa peran larutan penyangga dalam sistem biologis?
Larutan penyangga meningkatkan suhu dalam sistem biologis.
Larutan penyangga mengubah komposisi sel dalam sistem biologis.
Larutan penyangga mempercepat reaksi kimia dalam sistem biologis.
Larutan penyangga menjaga stabilitas pH dalam sistem biologis.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebutkan aplikasi larutan penyangga dalam laboratorium!
Pengukuran suhu
Contoh aplikasi larutan penyangga adalah dalam titrasi asam-basa, kultur sel, dan analisis kimia.
Penyimpanan bahan kimia
Pembuatan larutan garam
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