Post-Test_Konsentrasi Larutan

Post-Test_Konsentrasi Larutan

9th - 12th Grade

5 Qs

quiz-placeholder

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Post-Test_Konsentrasi Larutan

Post-Test_Konsentrasi Larutan

Assessment

Quiz

Chemistry

9th - 12th Grade

Hard

Created by

ION WIJAYA

Used 2+ times

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5 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

15 mins • 20 pts

Massa masing-masing unsur Na dan Cl dalam 234 gram NaCl adalah . . .

Ar Na = 23 dan Cl = 35,5

2.

FILL IN THE BLANK QUESTION

15 mins • 20 pts

Sebanyak 3 kg sampel air sungai setelah diteliti mengandung 120 mg Hg. Kadar Hg dalam sampel sungai tersebut adalah ....

3.

FILL IN THE BLANK QUESTION

15 mins • 20 pts

Berapakah kemolalan larutan cuka yang mengandung 24% massa CH3COOH?

(Ar H = 1, C = 12, dan O = 16)

4.

FILL IN THE BLANK QUESTION

15 mins • 20 pts

Berapakah kemolaran pada 12 gram urea CO(NH2)2 dalam 2 liter larutan?

(Ar H = 1, C = 12, N =14, dan O =16)

5.

FILL IN THE BLANK QUESTION

15 mins • 20 pts

Tentukan fraksi mol Ca(OH)2 dalam larutan Ca(OH)2 19%?

(Ar H = 1, O = 16, dan Ca = 40)