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HIDROLISIS GARAM(soal kimia 1-20)

Authored by Mr yustinus

Physics

10th Grade

Used 4+ times

HIDROLISIS GARAM(soal kimia 1-20)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

1. pH dari larutan garam NH4CN 0,2M. Diketahui Ka HCN = 4,0 x 10­-10 mol/L, Kb NH3 = 1,8 x 10­­-5 mol/L adalah …..

8,287

8,227

8,872

8,827

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

2. Jika suatu asam kuat dicampur dengan basa lemah, maka akan terbentuk larutan garam yang bersifat . . . .

a. Asam jika Ka > Kb

Basa jika Ka < Kb

Netral

Asam

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

3. Larutan garam yang berasal dari asam lemah dan basa lemah akan bersifat asam, jika . . . .

Ka > Kb

Ka < Kb

Kb > Ka

Ka = Kb

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

4. pH dari larutan garam NH4Cl 0,2 M jika diketahui Kb NH3 = 1,8 x 10­-5­ mol/L adalah . . . .

4,74

4,82

4,98

5,26

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

5. Jika Ka (CH3COOH) = 1 X 10-5 maka pH larutan CH3COONa 0,1 M adalah . .

3

9

11

13

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

6. Jika Kb (NH3) = 1 x 10-5, pH larutan NH4Cl 0,1 M adalah . . . . .

3

9

5

7

13

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

7. Jika 5,35 g NH4Cl ( Mr = 53,5 ) dilarutkan dalam air hingga volumenya menjadi 250 mL, akan diperoleh larutan dengan pH . . . .(Kb NH3 = 1x 10-5)

5 – log 2

5 – log 4

5

5 + log 4

9 – log 4

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