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6 Qs

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Kadar

Kadar

Assessment

Quiz

Chemistry

8th Grade

Hard

Created by

Dewi Retno Gumilang Maheswari

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Arti larutan gula 5% adalah...

dalam 100 gram larutan terdapat 5 gram air

dalam 100 gram pelarut terdapat 5 gram urea

dalam 100 gram larutan terdapat 95 gram urea

dalam 100 gram larutan terdapat 5 gram gula

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

100 gram gula ditambahkan 400 gram air. Maka % massa gula dalam larutan adalah...

10%

20%

30%

40%

3.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Berapa persen volume larutan jika sebanyak 30 mL NaCl dilarutan dalam 100 mL air?

20%

21%

22%

23%

24%

4.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Berapakah persen massa dari 4 gram NaOH yang dilarutkan dalam air sebanyak 50 gram?

7,4%

8,4%

9,4%

6,4%

5,4%

5.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Bagaimana cara menghitung persen massa suatu zat kimia dalam campuran?

Persen massa = massa zat kimia + massa total campuran

Persen massa = massa zat kimia x massa total campuran

Persen massa = (massa zat kimia / massa total campuran) x 100%

Persen massa = (massa zat kimia x massa total campuran) x 100%

Persen massa = (massa zat kimia - massa total campuran) x 100

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapa kadar gula dalam larutan yang dibuat dengan mencampurkan 20 gram gula dalam 80 gram air?

40%

60%

20%

35%

15%