35.0 kg
39.2 kg
70.0 kg
78.4 kg
Correct answer is B
2Fe2O3 → 4Fe + 3O2 320g 224g 96g (70) / (100) x (80) / (1) 56g if 0.32kg of Fe293 contains 0.224 kg Then 56kg will contain (56 x 0.224) / (0.32) =39.2 kg
Abstract Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Puzzles Questions and Answers
Typing Speed and Accuracy Test
Microsoft Office Questions and Answers
Quantitative Reasoning Questions and Answers
Data Interpretation Questions and Answers
Numerical Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Personality Test
Situational Judgement Questions and Answers
Verbal Reasoning Questions and Answers
See all →