February 2019 2 7 Report
1. 4 gram CH4 setara dengan …mol. (Ar H = 1, C = 12)
a. 0,25
b. 0,3
c. 0,5
d. 0,75
e. 1 20.

2.Jika diketahui massa atom relative (Ar) dari Na = 23, O=16, dan H=1, berapakah massa dari 0,2 mol NaOH?
a. 0,8 gram
b. 8,0 gram
c. 80 gram
d. 88 gram
e. 18 gram
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