KONSEP MOL

KONSEP MOL

9th - 12th Grade

20 Qs

quiz-placeholder

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KONSEP MOL

KONSEP MOL

Assessment

Quiz

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

NAZILAH HN

Used 1+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Jumlah mol dalam 30 gram Carbon adalah.... (Ar C=12)

2 mol

2,5 mol

3 mol

3,5 mol

4 mol

2.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Nilai Mr dari Asam etanoat, C2H4O2 adalah .... (Ar C= 12; H=1; O=16)

6

16

60

36

32

3.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Berapakah koefisien yang tepat untuk HCl pada persamaan reaksi berikut agar setara?

Zn + HCl → ZnCl2 + H2

1

2

3

4

5

4.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Hitunglah massa 0,1 mol batu kapur (CaCO3) jika diketahui Ar Ca = 40, Ar C = 12 dan Ar O = 16).

5 gram

10 gram

15 gram

20 gram

25 gram

5.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Jumlah mol air yang mengandung 2,408 x 1023 atom molekul air adalah…

0,02 mol

0,04 mol

0,05 mol

0,2 mol

0,4 mol

6.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Jika diketahui Ar O=16 dan bilangan Avogadro=6x 1023, dalam 16 gram gas oksigen (O2) terdapat atom oksigen sebanyak…

3,01 x 1022

4,5 x 1022

6,02 x 1022

3,01 x 1023

6,02 x 1023

7.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Air cuka yang sering digunakan sebagai penambah rasa asam pada makanan mengandung senyawa asam asetat (CH3COOH), dalam air cuka bermassa 1,2 gram terdapat …. Mol.

0,02

0,01

0,05

0,03

0,04

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