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Verified answer
M = 9 gramMr = 18
n = 9/18 = 0,5 mol
volume dalam keadaan standar (STP) = 22,4 L
Volume 0,5 mol dalam keadaan standar adalah :
V = n . V STP
V = 0,5 . 22,4
V = 11,2 L
jawabannya D
maka
v= n.V
= 0,5. 22,4
= 11,2----- D
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