58.43916 UHU 70.8 ALH2 x L = arso 23.5 0338 no H2 100 ML Imol 2....
58.43916 UHU 70.8 ALH2 x L = arso 23.5 0338 no H2 100 ML Imol 2. A 0.130-g sample of an unknown metal (X) reacted with hydrochloric acid according to the following chemical equation: 2 X() + 6 HCl(aq) + 2 XCl(aq) + 3H2(g)' ON The volume of hydrogen gas collected over water was 92.0 mL at 20 °C and 763 mm Hg. Calculate the atomic mass of the unknown metal and identify the metal from the periodic table. 763 mmity -18mm Hg=745mmity g/mol Introductory Chemistry Concepts and Critical Thinking Custom Edition for CHEM 121 by Charles H. Corwin. Published by P Solutions Cove 2019 by Penn Education, Inc. ro Learning