MCQOPTIONS
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| 1. |
Why does the pressure of an ideal gas increase when it is heated at constant volume? |
| A. | The gas molecules expand |
| B. | The molecules move at the same speed, but |
| C. | The molecules move faster and hit the walls more often |
| D. | The number of molecules of gas increases |
| Answer» D. The number of molecules of gas increases | |