Chemistry
Gustavo
25

A compound contains 14.5 g of magnesium and 3.5 g of oxygen. What is the mass percent of oxygen in the compound

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(2) Answers
coolkid214

Simple. Total Mass: 14.5+3.5=18g Percent of Oxygen: 3.5/18 x 100=19.44%

00Paige00

♥ Gather information we know: Total Mass: [latex]14.5+3.5[/latex] Solve: [latex]=18g[/latex] Gather more information and solve: Percent of Oxygen: [latex] \frac{3.5}{18} [/latex]  [latex]* 100[/latex] Final answer: 19.44% 

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