February 2019 1 20 Report
Which of the given nomenclatures is/are correct?
I.MgCO3 (3nya dibwah)
II.(NH4)3N2 (4,3,dan 2nya dibwah)
III.K2OH (2nya di bwah)

a. I only
b. I and II
c. II and III
d. I,II, dan III
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