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Chemistry

Answered

How many totals atoms are present in the compound : Mg(OH)2

A. 3
B. 4
C. 5
D. 7

Answer :

NAOMI9640GO NAOMI9640GO

1 atom Mg, 2 atoms O and 2 atoms H.

1 + 2 + 2 = 5, so correct answer is C

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