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Stoikiometri

Authored by Gunada Putra

Chemistry

11th Grade

Used 5+ times

Stoikiometri
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7 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

Jumlah mol dari 1,8 gram C6H12O6 adalah........(Ar C = 12, O = 16, H = 1)

0,01

0,1

0,02

0,2

0,001

2.

MULTIPLE CHOICE QUESTION

5 mins • 4 pts

1,42 gram

7,1 gram

14,2 gram

71 gram

142 gram

3.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Hitunglah massa CO2 jika terdapat 1,12 liter gas pada keadaan STP ! Ar C = 12, O = 16

0,11 gram

1,1 gram

2,2 gram

4,4 gram

22 gram

4.

MULTIPLE CHOICE QUESTION

5 mins • 4 pts

2,24 L

1,12 L

0,224 L

0,112 L

0,0224 L

5.

MULTIPLE CHOICE QUESTION

5 mins • 3 pts

Jika 31,2 gram MgSO4. xH2O dipanaskan, akan menghasilkan 24 gram MgSO4 (Ar Mg = 24, O = 16, S = 32, H = 1). Maka harga x adalah.......

2

4

6

3

5

6.

MULTIPLE CHOICE QUESTION

5 mins • 3 pts

Suatu garam Na2SO4. xH2O sebanyak 27 gram dipanaslkan menghasilkan 18 gram Na2SO4 anhidrat. ( Mr Na2SO4 = 142 g/mol dan Mr H2O = 18 g/mol). Rumus dari garam hidrat tersebut adalah.....

Na2SO4.2H2O

Na2SO4.4H2O

Na2SO4.6H2O

Na2SO4.5H2O

Na2SO4.3H2O

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jumlah mol dari 3,01 x 1023 dari molekul O2 adalah....

0,5 mol

0,1 mol

0,2 mol

0,01 mol

0,02 mol

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