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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 0.122-g sample of unknown metal (X) reacts with hydrochloric acid to produce 77.5 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.)
   2 X(s) + 6 HCl(aq) ? 2 XCl3(aq) + 3 H2(g)
A) Al
B) Cr
C) Mn
D) Ni
E) Ga
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ElectricElectric
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OldSpice Author
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#2
9 years ago
Perfect!

..Thank you so much for your support
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#3
9 years ago
My pleasure
.silent.boss
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