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anonymous

  • one year ago

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  1. anonymous
    • one year ago
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    Given the following chemical equation, how many grams of carbon monoxide gas are produced when 50.0 grams of silicon dioxide reacts with 36.0 grams of carbon? SiO2 (s) + 3C (s) arrow SiC (s) + 2CO (g) 56.0 grams 168 grams 46.6 grams 67.3 grams Given the following unbalanced chemical equation, how many grams of aluminum chloride are produced when 3.00 moles of aluminum reacts with 5.30 moles of chlorine gas? ___Al + ___ Cl2 arrow ___AlCl3 471 grams 399 grams 151 grams 177 grams Given the following chemical equation, if 162.0 grams of potassium reacts with excess oxygen gas and was found to produce 172 grams of potassium oxide, what is the percent yield for this reaction? 4 K(s) + O2(g) arrow 2K2O(s) 44% 75% 22% 88% 

  2. anonymous
    • one year ago
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    @abb0t

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