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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Hypnoeyes20 Hypnoeyes20
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3 years ago
Reactive metals such as iron will reduce arsenic acid (H3AsO4) to the highly poisonous arsine gas (AsH3) in the presence of acid. What mass of iron would be required for such a reaction with 250 mL of 0.90 M arsenic acid, assuming that the iron is oxidized to Fe3+?

3 H3AsO4 + 8 Fe + 24 H+ → 3 AsH3 + 12 H2O + 8 Fe3+


▸ 45 g

▸ 38 g

▸ 34 g

▸ 21 g

▸ 13 g
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
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ShirleymonholleShirleymonholle
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3 years ago
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Hypnoeyes20 Author
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3 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
loki1345
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Yesterday
Thanks
kriggs62
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2 hours ago
this is exactly what I needed
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