In the above, how many mol of N? are formed? 3 mol 1.5 mol 2 mol 4 mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
If 10 mol Al reacts with 5 mol O? (4Al + 3O? ? 2Al?O?), excess reagent is: Al O? Al?O? None ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
In 2Na + 2H?O ? 2NaOH + H?, how many mol NaOH from 5 mol Na? 2 mol 5 mol 3 mol 4 mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
If 10 g of Ca reacts with 20 g of Cl? (Ca + Cl? ? CaCl?), which is limiting? Ca Cl? CaCl? Both ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
Leftover mol of Al after complete reaction is: 1 mol 2 mol 4 mol 0 mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
In CH? + 2O? ? CO? + 2H?O, how many mol H?O from 2 mol CH? and 3 mol O?? 3 mol 2 mol 4 mol 1.5 mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
What is the maximum product mass (CaCl?) from the above? (Ca = 40, Cl = 35.5) 111 g 90 g 55.5 g 75 g ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
In Zn + 2HCl ? ZnCl? + H?, how many mol of H? are formed from 6 mol Zn and 12 mol HCl? 6 mol 12 mol 3 mol 4 mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
If 2 mol of Al reacts with 3 mol of Br? (2Al + 3Br? ? 2AlBr?), what is the excess reagent? Al Br? AlBr? None ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
How many grams of ZnCl? are formed from 2 mol Zn? (Zn = 65, Cl = 35.5) 137 g 272 g 270 g 110 g ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
What is the molar mass of CaCl?? (Ca=40, Cl=35.5) 111 g/mol 95 g/mol 110 g/mol 106 g/mol ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
How many grams of H?O are formed from 10 g H? and 80 g O?? 90 g 160 g 180 g 100 g ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
In C + O? ? CO?, 1.5 mol C reacts with 1 mol O?. Limiting reagent is: C O? CO? Both ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
If 2 mol Ca reacts with 2 mol HCl, how many mol CaCl? formed? 2 mol 1 mol 0.5 mol None ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
In 2H? + O? ? 2H?O, if 4 mol H? and 4 mol O? react, what remains? 2 mol O? 4 mol H? 0 mol 1 mol H? ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
Product formed in the above is: 1 mol CO? 1.5 mol CO? 2 mol CO? 0.5 mol CO? ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
Which reactant is in excess if 1 mol N? reacts with 6 mol H?? (N? + 3H? ? 2NH?) N? H? NH? None ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
What is the limiting reagent when 0.5 mol Na reacts with 0.2 mol Cl?? Na Cl? NaCl None ETEA MCQS.COM FUNDAMENTAL CONCEPTS OF CHEMISTRY
