MCQOPTIONS
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| 1. |
Which of the following is not a characteristic of liquid air? |
| A. | It will cause rubber to become brittle |
| B. | Pulsejet |
| C. | It will freeze mercury and ammonia |
| D. | It has no surface tension |
| E. | It will separate out lead from solder |
| Answer» D. It has no surface tension | |