SOAL UH BUFER,HIDROLISIS,TITRASI

SOAL UH BUFER,HIDROLISIS,TITRASI

2nd Grade

25 Qs

quiz-placeholder

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SOAL UH BUFER,HIDROLISIS,TITRASI

SOAL UH BUFER,HIDROLISIS,TITRASI

Assessment

Quiz

Chemistry

2nd Grade

Medium

Created by

Deni Tarigan

Used 15+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Pasangan larutan berikut ini yang menghasilkan larutan penyangga adalah ....

25 ml HCN 0,1 M + 25 ml NaOH 0,1 M

25 ml HCN 0,1 M + 25 ml NaOH 0,2 M

25 ml NH4OH 0,1 M + 25 ml HCL 0,2 M

25 ml NH4OH 0,1 M + 25 ml HCL 0,1 M

25 ml CH3COOH 0,4 M + 25 ml NaOH 0,2 M

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Garam berikut ini yang larutannya dalam air bersifat basa adalah ........

KCN

K2SO4

NH4CN

NH4Cl

(NH4)2SO4

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Dari percobaan diperoleh data :

Larutan di atas yang merupakan larutan penyangga adalah ........

P

Q

R

S

T

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Persamaan hidrolisis suatu senyawa dinyatakan sebagai berikut : CN -  (aq) + H2O (aq) \rightarrow  HCN (aq) + OH- (aq)
Rumus garam yang mengalami hidrolisis seperti persamaan hidrolisis di atas adalah ........

NH4CN 

CH3CN 

Mg(CN) 2

NaCN

Fe(CN)5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika diketahui Ka CH3COOH = 1 x 10 -5 , harga pH campuran antara 100 ml larutan CH3COOH 0,2 M dan 100 mL NaOH 0,1 M adalah .........

1 + log 2

5

5 + log 2

6

13 - log 2

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Perbandingan volum dari campuran larutan NH3 0,1 M dan larutan HCl 0,1 M, agar menghasilkan larutan penyangga dengan pH = 9 adalah ........ (Kb NH 3 = 1 x 10 -5 )

1 : 1

2 : 1

1 : 2

2 : 3

3 : 2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Garam yang mempunyai pH > 7 dalam larutan adalah ........

KI

NaCl

NH4Cl

BaSO4

K2CO3

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