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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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OldSpice OldSpice
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9 years ago
A 0.160-g sample of unknown metal (X) reacts with hydrochloric acid to produce 66.5 mL of "wet" gas at 20 °C and 754 mm Hg. What is the unknown metal (X)? (The vapor pressure of water at 20 °C is 18 mm Hg.)
   X(s) + 4 HCl(aq) ? 2 XCl4(aq) + 2 H2(g)
A) Al
B) Ti
C) Fe
D) Pb
E) Sn
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ElectricElectric
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Anonymous Author
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9 years ago
A 0.12/ g sample of unknown metal x reacts with hydrochloric acid to produce 77.5 mL of wet gas at 20degrees C and 754 mm of Hg. what is the unknown metal x?

2X(s) + 6 HCl (aq) ---> 2XCl3(aq) + 3H2(g)
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3 years ago
Awesome
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