Stoikiometri Fase F5

Stoikiometri Fase F5

11th Grade

10 Qs

quiz-placeholder

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Stoikiometri Fase F5

Stoikiometri Fase F5

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

erizon tanjung

Used 7+ times

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10 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Molekul relatif (Mr) dari senyawa NiCl2.6H2O adalah (Ar Ni = 59; Cl = 35,5; H = 1; O = 16) ....

2.

DRAG AND DROP QUESTION

2 mins • 1 pt

Sejumlah 11,2 liter gas SO3 (Mr = 80) pada keadaan standar (STP) memiliki massa sebesar ... gram.

(a)  

8

10

16

20

40

3.

DROPDOWN QUESTION

3 mins • 1 pt

Molekul relatif (Mr) dari senyawa CuSO4.5H2O =250. Jika Ar S = 32, H = 1; O = 16, maka atom relatif (Ar) dari Cu adalah ....

(a)  

23

47

52

59

64

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Massa 1 mol XSO4 adalah 144 gram. Jika Ar S = 32; O = 16, maka massa atom relatif X adalah ....

5.

MULTIPLE CHOICE QUESTION

2 mins • 10 pts

Sebanyak 2 mol gas kabondioksida pada suhu 0 0C dan tekanan 1 atm (STP) akan memiliki volume sebesar ... liter

22,4

44,8

56,0

67,2

98,4

6.

DRAG AND DROP QUESTION

3 mins • 1 pt

Suatu senyawa karbon tersusun dari atom C (40), H = 6,67%, dan atom O = 53,33%. Jika Ar X = 12; H = 1; dan O = 16, rumus empiris dari senyawa itu adalah ...

(a)  

CHO

CH2O

C2H2O

CH4O

CH2O2

7.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Suatu senyawa karbon tersusun dari atom C = 40%, H = 6,67%, dan atom O = 53,33%. Jika Ar C = 12; H = 1; dan O = 16 dan Mr dari senyawa ini = 60, maka rumus molekulnya adalah ...

CH3COOH

C2H5OH

CH3COH

CH3OCH3

CH3COOCH3

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