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LATIHAN SOAL PENURUNAN TITIK BEKU

Authored by mia harta2875

Science

12th Grade

LATIHAN SOAL PENURUNAN TITIK BEKU
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rumus mencari penurunan titik beku untuk larutan non elektrolit adalah.....

∆Tf=m.Kf

Tfl=Tfp-∆Tf

π=M.R.T

Tbl=Tbp+∆Tb

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika 360 gram glukosa dilarutkan dalam 2 kg air (Mr glukosa = 180 gram/mol) dan Kf air = 1,86℃/m, maka titik beku larutannya yaitu.....

+1,86℃

-1,86℃

+2,99℃

-2,99℃

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Titik dimana air mulai membeku disebut....

Titik beku larutan

Titik beku

Tekanan osmotik

Penurunan titik didih

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sebanyak 10 gram urea dilarutkan ke dalam 500 gram air pada tekananan 2 atm. Hitunglah titik beku larutan tersebut (Mr = 60, Kf = 1,86℃/molal)

-0,595℃

+0,595℃

-33,33℃

+33,33℃

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rumus mencari titik beku larutan yaitu...

Tfl=Tfp-∆Tf

∆Tf=m.Kf

∆Tf=Tfp-Tfl

π=M.R.T

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