SAINTEK KIMIA 2

SAINTEK KIMIA 2

12th Grade

10 Qs

quiz-placeholder

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SAINTEK KIMIA 2

SAINTEK KIMIA 2

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Hard

Created by

FENTI EKA NURULIA, M.Pd

Used 9+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image


 O2(aq)O_{2\left(aq\right)}  

 SO2(g)SO_2\left(g\right)  

 OHOH^-   

 O2(g)O_{2\left(g\right)}  

 SO2(aq)SO_{2\left(aq\right)}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suatu tabung yang berisi gas CH4 ditimbang pada suhu dan tekanan tertentu. Tabung itu kemudian dikosongkan, kemudian diisi dengan gas oksigen. Massa gas oksigen (Ar O=16) adalah....

setengah kali massa CH4

sama dengan massa gas CH4

2 kali massa gas CH4

3 kali massa gas CH4

4 kali massa gas CH4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

1,2,3,4

1,2,3

1,3

2,4

4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

6,25X102

0,9X103

0,56X102

0,24X102

0,12X102

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika 200 ml larutan HF 0,60 M(Ka=5x 10510^{-5} ) ditambahkan ke dalam 100 ml larutan NaOH 0,60 M. Kemudian, ke dalam campuran tersebut ditambahkan 6,72 gram KOH padat. pH Larutan yang terbentuk adalah....

2

3-log  3\sqrt{3}  

10

12

 13+log 213+\log\ 2  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pada titrasi 40 ml asam sulfat dengan basa kuat KOH 0,2 M, titik ekivalen tercapai pada saat volume KOH mencapai 50 ml. Kadar (%) masssa H2SO4 (jika diketahui Ar H=1, O=16, dan S=32) yang terdapat dalam 40 ml larutan asam sulfat adalah........% (massa jenis larutan =1,8 g/mL)

0,68

1,00

1,96

2,60

10,00

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Cu2+ bertambah, Kc bertambah, warna [Cu(NH3)4]2+ pekat

Cu2+ bertambah, Kc berkurang, warna [Cu(NH3)4]2+ pekat

Cu2+ berkurang, Kc bertambah, warna [Cu(NH3)4]2+ pudar

Cu2+ berkurang, Kc tetap, warna [Cu(NH3)4]2+ pekat

Cu2+ berkurang, Kc berkurang, warna [Cu(NH3)4]2+ pudar

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