Question

M 110 Exam 2 Fall 2019 Version B Page 3 of 7 7. Ahmed learned that the physical properties of gases depend on only four variables. Which of the following is NOT among these four variables for gases? a. Pressure b. Volume c. Number of moles d. Molar mass e. Kelvin temperature Answer: When Wenjing breathe in, the rib muscles and diaphragm contract to expand the lung volume, which decreases the pressure in the lung and the air is drawn into lungs. When the rib muscles and diaphragm relax, the lung volume decreases and the pressure increases to push air out of lungs. Which of the following laws can explain this? a. Boyle's law 8. b. Charles's law c. Avogadro's law d. Gay-Lussac's law e. Henry's law Answer: When Jasmin opens a bottlecap of a Coca-Cola, lots of bubbles escape from the drink. She also knows that if scuba divers in a deep water come up to the surface too quickly, they may suffer from caisson disease, also known as "the bends". Which of the following can explain these?" a. Henry's law b. Boyle's law c. Charles's law d. Avogadro's law e. Gay-Lussac's law 9. Answer: 10. Aleah looks for Charles's law. Which of the following shows Charles's law? e. d. с. b. a. P P T T T T Answer:

Answer 1

10. 16 constant gar ic directly According to charler law at pressure volume of an ideal proportional to temperature v & T V= (conctant) T Y = mx linear equation passing through origin