4Al(s) +3O2(g) -> 2Al2O3(s) It takes 1.70 L of pure oxygen gas at STP to react completely with a certain sample of aluminum. What is the mass of alumni reacted in grams

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Prince Achim · Answer 1 · 2024-10-02T05:47:56+0000

Answer: 2.732 g Al

Step-by-step explanation:

Use stoichiometry

1.70 L O2 X ( 1mole O2/22.4 L o2) X (4 mole Al / 3 mole O2) X (27 g Al/ 1mole Al) = 2.732 g Al.