Rumus Empiris dan Rumus Molekul
Flashcard
•
Chemistry
•
•
Practice Problem
•
Hard
Marwiyah Marwiyah
FREE Resource
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34 questions
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1.
FLASHCARD QUESTION
Front
Rumus yang menyatakan perbandingan paling sederhana atom dari unsur-unsur dalam senyawa.
Back
Rumus empiris
Answer explanation
karena rumus empiris merupakan rumus yang tidak bisa dibagi lagi maka dari itu rumus empiris merupakan rumus yang menyatakan perbandingan paling sederhana.
2.
FLASHCARD QUESTION
Front
Dalam 60 gram senyawa karbon, terdapat 24 gram karbon, 4 gram hydrogen, dan sisanya oksigen. (Ar C: 12, H: 1, O: 16). Tentukan rumus empiris…
Back
CH2O
Answer explanation
3.
FLASHCARD QUESTION
Front
Jika diketahui RE suatu senyawa ialah CH2O dan Mr RM (60) maka tentukanlah rumus molekulnya (Ar C: 12, H: 1, O: 16)...
Back
C2H4O2
Answer explanation
4.
FLASHCARD QUESTION
Front
Rumus empiris yang benar adalah…
Back
CH3
5.
FLASHCARD QUESTION
Front
Hasil analisis terhadap suatu senyawa oksida nitrogen menunjukkan bahwa senyawa tersebut mengandung 30% massa nitrogen dan 70% massa oksigen. Diketahui MR senyawanya adalah 92 gr/mol. Tentukan Rumus Molekul. Pilihan: NO2, NOH, NO2H, N2O4.
Back
N2O4
Answer explanation
6.
FLASHCARD QUESTION
Front
Rumus molekul dari senyawa karbon (Mr= 180) yang mempunyai rumus empiris CH2O adalah …(Ar C: 12, H: 1, O: 16)
Back
C6H12O6
Answer explanation
7.
FLASHCARD QUESTION
Front
Rumus molekul cuka adalah CH3COOH. Apa rumus empirisnya?
Back
CH2O
Answer explanation
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