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Pengayaan

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10th Grade

Pengayaan
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alat yang digunakan untuk membuat larutan secara kualitatif adalah....

Labu ukur

Gelas ukur

Gelas kimia

Erlenmeyer

Tabung reaksi

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sebanyak 50 ml HCl (12M) ditambahkan dengan 200 ml aquadest. Konsentrasi akhir larutan tersebut adalah ....

2, 4 M

24 M

2,5 M

25 M

4,0 M

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hitunglah massa kalium dikromat yang harus ditimbang apabila akan dibuat larutan K2Cr2O4 1 M, 250 ml (Mr kalium dikromat 294) ....

7,35 gr

4,00 gr

5,00 gr

2,93 gr

29,2 gr

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hitunglah massa natrium hidroksida yang harus ditimbang apabila akan dibuat larutan NaOH 0,1 M, 250 ml ...

7,35 gr

4,00 gr

5,00 gr

2,93 gr

29,2 gr

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hitunglah massa CuSO4 yang harus ditimbang untuk membuat larutan CuSO4 0,1 M 250 ml (Mr = 160) ....

7,35 gr

4,00 gr

5,00 gr

2,93 gr

29,2 gr

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