UH asam basa

UH asam basa

2nd Grade

10 Qs

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UH asam basa

UH asam basa

Assessment

Quiz

Chemistry

2nd Grade

Practice Problem

Hard

Created by

Nelvi Nelvi

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kertas lakmus biru akan berubah menjadi merah, bila dimasukkan ke dalam larutan…

Kalium hidroksida

Natrium klorida

Barium sulfat

Asam klorida

Natrium nitrat

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Derajat keasaman dari larutan 100 ml H2SO4 0,01 M adalah . . . .

2 – log 4

2 + log 4

2 + log 2

12 + log 2

2 – log 2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Larutan asam lemah NH4OH 0,1 M,dan Kb = 10-5 ,   nilai pH larutan tersebut adalah… . .

11

3

9

14

6

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Asam HX 0,1 M mengalami ionisasi 1%, harga tetapan ionisasi HX adalah…..

2 x 10-5

1 x 10-5

1 x 10-4

1 x 10-2

2 x 10-6

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

pH larutan yang dibuat dari 0,001 mol KOH dalam 10 L larutannya adalah …..

11

13

12

7

10

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Larutan CH3COOH 0,05 M memiliki Ka = 1,8 x 10-5 , pH larutan tersebut adalah……..

3,5 − log 2   

3,6 – log 2   

3,7 – log 3

3,5 – log 3

6,3 – log 2

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui rekasi berikut :

HNO3 + CH3COOH ↔ CH3COOH2+ + NO3

Pasangan yang merupakan asam basa konjugasi adalah . . . .

CH3COOH dan CH3COOH2+

HNO3 dan CH3COOH2+

CH3COOH dan HNO3

NO3dan CH3COOH2+

CH3COOH dan NO3

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