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Authored by MGMP KIMIA Kelompok 1
Chemistry
4th Grade
Used 4+ times
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45 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Unsur Cl mempunyai dua isotop di alam, yaitu 35 Cl dan 37Cl dengan kelimpahan masing - masing 75,53% dan 24,47%. Massa atom 35 Cl sebesar 37,97 dan massa atom 37Cl sebesar 36,97. Massa atom relatif Cl adalah…
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Massa molekul relatif senyawa Al2(SO4) sebesar.... g/mol. (Ar: Al = 27, S = 32, O = 16)
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Senyawa xenon flourida (XeFn) mengandung 18 . 10^20 molekul dengan massa sebesar 0,564 gram. Nilai n yaitu… ( L = 6 x 10^23, Ar : Xe = 131, F = 19)
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Volume gas hidrogen sebanyak 3,5 gram pada suhu 25 derajat C dan tekanan 1 atm adalah . . . L
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 200mL larutan NaCl mengandung molekul sebanyak 1,806 x 1022 partikel. Konsentrasi larutan NaCl adalah ... M
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 6 gram gas hidrokarbon mempunyai massa 4,8 L (RTP). Massa molekul relatif gas hidrokarbon tersebut sebesar
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jumlah atom karbon yang dikandung oleh 0,5 gram gula tebu (C12H22O11) adlah.... (Ar:C=12,H=1, O=16, dan L=6,02.10^ 23)
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