
Kesan kehadiran mangkin ke atas kadar tindak balas
Authored by nur aca
Chemistry
2nd Grade

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah itu mangkin?
Bersifat asid
Bahan kimia yang menghakis
Bahan kimia yang mengubah kadar tindak balas tanpa mengalami sebarang perubahan kimia pada akhir tindak balas
Bahan kimia yang merengsa
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Adakah kuantiti mangkin akan berkurang selepas tindak balas berlaku?
ya
tidak
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sifat fizik mangkin kebiasaanya berubah ketika tindak balas berlaku
tidak
ya
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pertambahan mangkin tidak mempengaruhi kadar tindak balas
ya
tidak
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Hubungan kesan kehadiran mangkin dengan kadar tindak balas
(a)
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Apakah mangkin bagi aktiviti toothpaste elephant?
(a)
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