| 11. | The pressure of a given mass of a gas at a given temperature is inversely proportional to its volume. |
A. charles law | |
B. boyle’s law | |
C. Dalton’s law | |
D. graham’s law |
| 12. | The value of pressure remains constant for a given amount of gas at a given temperature, which law is this? |
A. charles law | |
B. boyle’s law | |
C. Pascal’s law | |
D. Avogadro’s design |
| 13. | On reducing the volume of a gas at constant temperature, its pressure – |
A. falls short | |
B. grows up | |
C. first decreases then increases | |
D. remains unchanged |
| 14. | The volume of a gas at constant pressure is directly proportional to the absolute temperature |
A. charles law | |
B. boyle’s law | |
C. Gelusek’s law | |
D. graham’s law |
| 15. | Equal volumes of gases at the same temperature and pressure contain the same number of molecules. |
A. boyle’s law | |
B. charles law | |
C. Dalton’s law | |
D. Avogadro’s design |
| 16. | On trebling the pressure of a gas at constant temperature, its volume will be |
A. third | |
B. treble | |
C. half | |
D. Quarter |
| 17. | The volume of carbon dioxide at 22 g at NTP will be |
A. 22.4 li ° | |
B. 11.2 L° | |
C. 44.8 L° | |
D. 2.24 L° |
| 18. | Who propounded the law of diffusion of gases |
A. boyle | |
B. charles | |
C. Avogadro | |
D. Graham |
| 19. | rate of diffusion of a gas |
A. is directly proportional to the density | |
B. serially proportional to molecular weight | |
C. directly proportional to the square root of the molecular weight | |
D. inversely proportional to the square root of the molecular weight |
| 20. | The relative velocity of diffusion of different gases at a given temperature and pressure is inversely proportional to the square root of their density. |
A. boyle’s law | |
B. charles law | |
C. graham’s law | |
D. Dalton’s law |