Molaritas, Molalitas, Normalitas, Fraksi Mol

Molaritas, Molalitas, Normalitas, Fraksi Mol

10th Grade

10 Qs

quiz-placeholder

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Molaritas, Molalitas, Normalitas, Fraksi Mol

Molaritas, Molalitas, Normalitas, Fraksi Mol

Assessment

Quiz

Chemistry

10th Grade

Medium

Created by

Dela Arista

Used 457+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Berapakah molalitas larutan yang mengandung 12 gram NaOH (Ar Na = 23 gr/mol, Ar O = 16 g/mol, dan Ar H = 1 gr/mol) terlarut dalam 500 gr air …..
0,6 m
0,4 m
0,2 m
0,1 m
0,8 m

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Berapa molalitas larutan yang dibuat dengan melarutkan 6 gram urea CO(NH2)2 dalam 2 kg air ….. (Mr CO(NH₂)₂ = 60 gr/mol)
0,01 m
0,02 m
0,03 m
0,04 m
0,05 m

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

NaOH ( Mr = 40 gr/mol ) sebanyak 4 gram dilarutkan kedalam air sehingga volumenya menjadi 150 mL. Berapakah kemolaran larutan tersebut …..
0,47m
0,57m
0,67m
0,87m
0,97m

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika 0,2 liter larutan NaOH dibuat dengan melarutkan 8 gram NaOH (Mr = 40) dalam air. Berapakah Normalitas larutan tersebut …..
1N
2N
3N
4N
5N

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Berapakah molaritas larutan yang dibuat dengan melarutkan 7,4 gram Ca(OH)2 dalam 250 ml liter air (Ar H=1 O=16 Ca=40) …..
0,2M
0,4M
0,6M
0,8M
1M

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Berapakah molalitas dari larutan HCl 25% (w/w)? (Ar H = 1 g/mol, Ar Cl = 35,5 g/mol).
8,3 m
9,3 m
10,7 m
11,7 m
12,3 m

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Larutan glukosa dibuat dengan melarutkan 18 g glukosa (Mr = 180 g/mol) ke dalam 250 g air. Berapakah fraksi mol glukosa …..
0,03
0,02
0,01
0,2
0,3

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