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anyolsDr.Dariush Vosooghi 1. In the following chemical reaction: Al203 (s)+ 3C (

ID: 1079016 • Letter: A

Question

anyolsDr.Dariush Vosooghi 1. In the following chemical reaction: Al203 (s)+ 3C (s)3CO(g) + 2Al (s) Starting with 3.50 gram of Al Os and 7.00 atoms of C find a. The limiting reagent b. How much (grams) Al would be produced? C. How much (grams) the excess reactant will be left over? ATOMIC Weight of Al 27.00 g/mole ATOMIC Weight of C = 12.00 g/mole ATOMIC Weight of O = 16.00 g/mole 2. In the following reaction; CuSO4·5H20 (s)+ Zn (s) ZnS049 + 5H20 (I) + Cu(s) 1.25 grams of CuS04.5H20 and 0.50 grams of Zn combine producing 0.25 grams of Cu. Find the percent yield of formation of Copper. Use the following atomic weight: Cu = 64.0 g/mol Zn = 65.0 g/mol s-32.0 g/mol O = 16.0 g/mol H = 1.0 g/mol

Explanation / Answer

anyolsDr.Dariush Vosooghi 1. In the following chemical reaction: Al203 (s)+ 3C (