Given 2Na + Cl₂ → 2NaCl, 46g of Na theoretically yields 117g of NaCl. If the actual yield is 100g, the percent yield is about: 85.50% 90% 117% 75% ETEA MCQS.COM Yield
The percent yield is 90% and the actual yield is 18 g. The theoretical yield is: 16.2 g 18 g 20 g 90 g ETEA MCQS.COM Yield
The reaction of 24 g of Mg (1 mole) produces 30 g of MgO. The theoretical yield is 40 g. The percent yield is: 60% 75% 80% 133% ETEA MCQS.COM Yield
If 3 moles of H₂ are supposed to produce 2 moles of NH₃, but only 1.5 moles are formed, the percent yield is: 50% 66.70% 75% 150% ETEA MCQS.COM Yield
The decomposition of 100 g of CaCO₃ (theoretical yield of CaO is 56 g) produces 50 g of CaO. The percent yield is approximately: 50% 56% 89% 112% ETEA MCQS.COM Yield
A reaction of 12 g of carbon should produce 44 g of CO₂. If 33 g of CO₂ is produced, the percent yield is: 50% 66.70% 75% 80% ETEA MCQS.COM Yield
A student calculates a theoretical yield of 8.0 g. Their actual yield is 6.0 g. The percent yield is: 60% 80% 133% 75% ETEA MCQS.COM Yield
In the reaction 2H₂ + O₂ → 2H₂O, 4g of H₂ produces 30g of H₂O. The theoretical yield is 36g. The percent yield is: 83.30% 90% 120% 75% ETEA MCQS.COM Yield
The theoretical yield of a reaction is 25 g and its percent yield is 80%. The actual yield is: 25 g 20 g 31.25 g 80 g ETEA MCQS.COM Yield
If 10 g of a product should be formed, but only 7.5 g is obtained, the percent yield is: 25% 50% 75% 100% ETEA MCQS.COM Yield
A reaction has a theoretical yield of 50 g. A student collects 45 g of product. The percent yield is: 80% 90% 100% 111% ETEA MCQS.COM Yield
If 5 moles of A react with 5 moles of B (A + 2B → C), the theoretical yield of C is: 5 moles 2.5 moles 10 moles 7.5 moles ETEA MCQS.COM Yield
The theoretical yield of carbon dioxide gas (in dm³ at STP) from burning 24 g of carbon is (C + O₂ → CO₂; C=12 g/mol): 11.2 dm³ 22.4 dm³ 44.8 dm³ 33.6 dm³ ETEA MCQS.COM Yield
What is the theoretical yield of hydrogen gas (in grams) when 4 moles of Na react with excess water? (2Na + 2H₂O → 2NaOH + H₂; H₂=2 g/mol) 2 g 4 g 6 g 8 g ETEA MCQS.COM Yield
From the reaction 4Fe + 3O₂ → 2Fe₂O₃, the theoretical yield of iron(III) oxide from 4 moles of Fe is: 1 mole 2 moles 3 moles 4 moles ETEA MCQS.COM Yield
The theoretical yield is always based on the amount of the ______ reactant. initial final limiting excess ETEA MCQS.COM Yield
When 6.5 g of Zn (0.1 mol) reacts with 7.3 g of HCl (0.2 mol), the theoretical yield of ZnCl₂ is (Zn + 2HCl → ZnCl₂; ZnCl₂=136 g/mol): 13.6 g 6.5 g 7.3 g 27.2 g ETEA MCQS.COM Yield
For C₃H₈ + 5O₂ → 3CO₂ + 4H₂O, the theoretical yield of CO₂ from 0.5 moles of C₃H₈ is: 1.5 moles 3 moles 0.5 moles 5 moles ETEA MCQS.COM Yield
The theoretical yield of silver (Ag) from the decomposition of 17 g of AgNO₃ is (2AgNO₃ → 2Ag + 2NO₂ + O₂; Ag=108, AgNO₃=170): 1.08 g 10.8 g 21.6 g 17 g ETEA MCQS.COM Yield
