Acids and bases(quick review)

Acids and bases(quick review)
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here is better perception and understanding of Trigonometry (1)
Quick Practice
Given elements:
Mg - 42.2g
O - 34.4g
H - 23.4
-: Determine the empirical formula?
Hopefully this will provide a better perception on Analytical Geometry to y'all : SCROLL DOWN FOR NEW INFORMATION.