Sebuah compact disk (CD) terbuat dari bahan polikarbonat. Monomer polikarbonat tersebut mempunyai rumus senyawa C16H15O3. Hitung Mr senyawa C16H15O3 (Ar C= 12, H=1 , dan O = 16) adalah...
PTS 10 SMK

Quiz
•
Chemistry
•
10th Grade
•
Medium
Delvina Maris
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
255
256
257
258
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
jika terdapat 50 gram senyawa tersebut, Monomer polikarbonat tersebut mempunyai Mr 255 rumus senyawa C16H15O3 berapakah nilai mol pada senyawa tersebut…
0.18
0.20
0.19
0.21
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persentase massa unsur karbon dan hidrogen dalam senyawa CH4 berturut-turut adalah… (Ar C = 12 dan H=1)
25% dan 75%
30% dan 70%
70% dan 30%
75% dan 25%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui massa atom relatif H=1, C=12, dan O=16. Massa 3 Mol C2H5OH adalah…
46 gram
92 gram
138 gram
148 gram
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Volume 15 gram gas NO (Mr= 30) pada suhu 270C dan tekanan 1 atm adalah…
1.10 l
1.23 l
2.46 l
12.3 l
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan molekul unsur…
Senyawa yang tersusun dari dua jenis unsur
Senyawa yang terbentuk dari kation dan anion
Senyawa – senyawa karbon dengan sifat-sifat tertentu
Molekul yang tersusun dari satu jenis unsur
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nama senyawa N2O3…
Difosforus pentoksida
Karbon tetraklorida
Dinitrogen trioksida
Nitrogen oksida
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