May 2019 1 593 Report
Sebanyak 4 liter gas pentana dibakar sempurna menurut reaksi :

C5H12 + 8 O2 -----> 6 H2O + 5CO2
jika reaksi berlangsung pada keaddan 1 liter gas N2 mempunyai massa 1,4 gram
(Ar N=14), Jumlah molekul gas CO2 yang dihasilkan adalah...
a. 3,0 x 10^23
b. 6,02 x 10^23
c. 7,5 x 10^23
d. 9,03 x 10^23
e. 12,04 x 10^23

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