In January 2025
Answer to Question #186523 in General Chemistry for Jay an C. Agustin
What is the mass of hydrogen gas produced from the reaction of 5.0g of lithium metal in excess water? ( Li:6.9g/mol, H:1.0g/mol, O:16.0g/mol
2Li + H2O ----> Li2O + H2
From the balanced equation above
2(6.9)g of Li produced 2.0g of H2
5.0g of Li will produce 2.0/13.8 x 5.0 = 0.72g of H2
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