A 0.158-g sample of unknown metal, X, reacted with hydrochloric acid according to the following balanced reaction: 2 X (s) + 6HCl (aq) -> 2 XCl3 (aq) + 3 H2 (g) The volume of the hydrogen gas collected over water was 216 mL at 22 degress C and a barometer reading of 764 mm Hg (VP of water at 22 degrees C is 20. mm Hg) (a) Determine moles of "X" that would have been present initially to produce those moles of hydrogen using the mole ratio in the balanced equation above.
A 0.158-g sample of unknown metal, X, reacted with hydrochloric acid according to the following balanced reaction: 2 X (s) + 6HCl (aq) -> 2 XCl3 (aq) + 3 H2 (g) The volume of the hydrogen gas collected over water was 216 mL at 22 degress C and a barometer reading of 764 mm Hg (VP of water at 22 degrees C is 20. mm Hg) (a) Determine moles of "X" that would have been present initially to produce those moles of hydrogen using the mole ratio in the balanced equation above.
Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
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A 0.158-g sample of unknown metal, X, reacted with hydrochloric acid according to the following balanced reaction:
2 X (s) + 6HCl (aq) -> 2 XCl3 (aq) + 3 H2 (g)
The volume of the hydrogen gas collected over water was 216 mL at 22 degress C and a barometer reading of 764 mm Hg (VP of water at 22 degrees C is 20. mm Hg)
(a) Determine moles of "X" that would have been present initially to produce those moles of hydrogen using the mole ratio in the balanced equation above.
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