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MCQOPTIONS
| 1. |
What is the mass fraction of H2O in A?a) 0.2b) 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B? |
| A. | 0.2b) 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0 |
| B. | 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2 |
| C. | 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2c) 1.4 |
| D. | 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2c) 1.4d) 1.6View Answer |
| Answer» B. 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2 | |