October 2018 2 152 Report
1. sebanyak 0,5 liter gas  C_{2} H_{4} di bakar menurut persamaan reaksi  C_{2} H_{4} + O_{2}  CO_{2} + H _{2} O_.
volume gas karbon dioksida yang dihasilkan sebanyak...Liter.

2. Kalsium karbida dengan massa 16 gram direaksikan dengan air
menurut reaksi :  C _{a} C_ {2} + 2 H_{2} O  C_{2} H_{2} + Ca(0H)_{2} .
volume gas yang dihasilkan pada keadaan STP adalah........
(Ar Ca=40,C=12 )
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