Kuis Amami I Pra UTS

Kuis Amami I Pra UTS

1st - 3rd Grade

10 Qs

quiz-placeholder

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Kuis Amami I Pra UTS

Kuis Amami I Pra UTS

Assessment

Quiz

Chemistry

1st - 3rd Grade

Practice Problem

Hard

Created by

Mastuti Widi

Used 13+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pengukuran kesadahan air menggunakan metode....

Alkalimetri

Asidimetri

Kompleksometri

Argentometri

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui standarisasi HCl dengan Na2CO3. Sebanyak 10,0 mL Na2CO3 0,02 N dititrasi dengan 8,7 mL HCl. Berapa N HCl ?

0,02

0,021

0,022

0.023

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Titik dimana konsentrasi sampel dan titran sama disebut

titik akhir titrasi

titik ekuivalen

titik baku standar

titik dua kurung tutup

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui 10,00 mL sampel air akan ditetapkan kadar kesadahan totalnya menggunakan larutan standar Na2EDTA 0,0197 M. Volume titran yang diperlukan adalah sebanyak 15,0 mL. Berapa kadar kesadahan total pada sampel air?

2757

2857

2957

3757

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di bawah ini yang merupakan pengompleks dari Fe3+

HNO3

SCN-

NaOH

Aquades

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Berapa volume NaOH 1 N yang dibutuhkan untuk membuat NaOH 0,1 N sebanyak 100

10

100

20

200

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Thoriq ingin membuat larutan standar Fe3+ 10 ppm dari FeCl3. Diketahui Ar Fe3+ = 56, dan Mr FeCl3 = 270,30. Berapa mg FeCl3 yang harus dilarutkan dalam 1 L akuades?

38,27 mg

39,27 mg

48,27 mg

49,29 mg

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