16. What is the pressure of a gas if it occupies a volume of 5 L at a temperature of 300 K and has a density of 2 g/L?
a) 0.67 Pa
b) 10 Pa
c) 100 Pa
d) 1000 Pa
17. Which of the following statements is true about pressure?
a) Pressure increases as temperature decreases
b) Pressure decreases as volume decreases
c) Pressure increases as height decreases
d) Pressure decreases as gas molecules move faster
18. What is the pressure inside a container if a force of 100 N is applied to an area of 5 m²?
a) 20 Pa
b) 50 Pa
c) 100 Pa
d) 500 Pa
19. Which of the following is an example of low pressure?
a) Inflated balloon
b) Flat tire
c) Vacuum cleaner
d) Pressurized can of soda
20. What is the pressure of a gas if its temperature is 273 K and volume is 10 L, and it contains 0.5 moles of gas?
a) 2.5 Pa
b) 25 Pa
c) 250 Pa
d) 2500 Pa
