QUIZ KADAR ZAT DALAM CAMPURAN
Authored by Fadia S
Chemistry
11th Grade
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6 questions
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1.
FILL IN THE BLANK QUESTION
15 mins • 10 pts
Diketahui 10 gram gula dilarutkan dalam 190 mL air, hitunglah persentase kadar zat terlarut!
(a)
Answer explanation
2.
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15 mins • 10 pts
Berapa volume alkohol yang terdapat dalam 500 mL larutan alkohol 70%?
(a)
Answer explanation
3.
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15 mins • 10 pts
Diketahui udara bersih mengandung 0,00025% CO₂, berapa ppm kadar CO₂ diudara?
(a)
Answer explanation
4.
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15 mins • 10 pts
Berapakah molalitas larutan yang dibuat dari 6 gram glukosa (Mr=180) yang dilarutkan kedalam 100 mL air?
(a)
Answer explanation
5.
FILL IN THE BLANK QUESTION
15 mins • 10 pts
Berapakah kemolalan larutan jika 9,0 gram glukosa C₆H₁₂O₆ dilarutkan dalam 200 gram air? (Ar C=12, H=1 dan O=16)
(a)
Answer explanation
6.
FILL IN THE BLANK QUESTION
15 mins • 10 pts
Diketahui 15 gram asam cuka (CH₃COOH) dilarutkan ke dalam 90 gram air. Tentukan fraksi mol terlarut dan fraksi mol pelarut! (Ar C=12, H=1, O=16)
(a)
Answer explanation
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