Konsep Mol

Konsep Mol

9th - 12th Grade

6 Qs

quiz-placeholder

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Konsep Mol

Konsep Mol

Assessment

Quiz

Chemistry

9th - 12th Grade

Practice Problem

Medium

Created by

feyzar noor

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 3 pts

Dalam 0,5 mol H2SO4, tentukan jumlah partikel H2SO4

0,31 x 1023

31,0 x 1023

3,01 x 1023

0,31 x 1022

Answer explanation

JP = n x 6,02 x 1023

JP = 0,5 x 6,02 x 1023

JP = 3,01 x 1023

2.

MULTIPLE CHOICE QUESTION

5 mins • 3 pts

Hitunglah banyaknya mol besi yang mengandung 4,816 x 1024

0,80 mol

8,00 mol

0,82 mol

0,8 x 1024 mol

Answer explanation

n = JP/6,02 x 1023

3.

MULTIPLE CHOICE QUESTION

5 mins • 3 pts

Hitunglah massa dari 10 mol K2Cr2O7 ....... (Ar K= 39, Cr=52, O=16)

2,940 gram

29,40 gram

294,0 gram

2940 gram

Answer explanation

n = gram/Mr

gram = n x Mr

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Hitunglah banyaknya mol dari 232 gram Mg(OH)2 ..... (Ar Mg= 24, O=16, H=1)

0,04 mol

0,4 mol

4 mol

4,01 mol

Answer explanation

n = gram/Mr

5.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Tentukan volume dari 5 mol gas karbondioksida pada keadaan standar (STP)....

112 L

1119,3 L

11,93 L

1,93 L

Answer explanation

dalam keadaan standar

n = V/22,4 L

V = n x 22,4 L

6.

MULTIPLE CHOICE QUESTION

10 mins • 6 pts

Tentukan volume dari 0,6 mol gas hidrogen yang diukur pada suhu 28 oC dan tekanan 1 atm

13, 50 L

13, 478 L

14,80 L

13, 25 L

Answer explanation

tidak dalam keadaan standar

PV =nRT

V = nRT/P

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