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Clue 1 - 10 A diver finds the best corals at a depth of approximately 10. 0 m. The diver’s lung capacity is 2. 40 L. The air temperature is 32. 0°C and the pressure is 101. 30 k. Pa. What is the volume of the diver’s lungs at 10. 00 m, at a temperature of 21. 0°C, and a pressure of 141. 20 k. Pa?

Answer 1 – 10 1. 66 L

Clue 1 - 20 The volume of a 24. 0 -g sample of methane gas is 22. 8 L at 40. 0°C and 4. 00 atm. What will its volume be at 68. 0°C and 4. 00 atm?

Answer 1 – 20 38. 7 L

Clue 1 - 30 A 2. 50 L balloon is filled with water at 2. 27 atm. If the balloon is squeezed into a 0. 80 L beaker and does NOT burst, what is the pressure of water in the balloon?

Answer 1 – 30 0. 88 atm

Clue 1 - 40 How many moles of helium gas are contained in a 4. 0 -L flask at STP?

Answer 1 – 40 0. 17 mol

Clue 1 - 50 A gas is confined in a steel tank with a volume of 6. 982 L. At 20. 20°C, the gas exerts a pressure of 8. 532 atm. After heating the tank, the pressure of the gas increases to 10. 406 atm. What is the temperature of the heated gas?

Answer 1 – 50 84. 59ᵒC

Clue 2 - 10 What volume does. 0685 mol of gas occupy at STP?

Answer 2 – 10 1. 53 L

Clue 2 - 20 What quantity of gas, in moles, is contained in 2. 21 L at STP?

Answer 2 – 20 0. 0987 mol

Clue 2 - 30 A helium-filled balloon has a volume of 50. 0 L at 25°C and 1. 08 atm. What volume will it have at. 855 atm and 10. 0°C?

Answer 2 – 30 60. 0 L

Clue 2 - 40 A sample of neon gas occupies a volume of 752 m. L at 25°C. What volume will the gas occupy at 50°C if the pressure remains constant?

Answer 2 – 40 815 m. L

Clue 2 - 50 A sample of oxygen gas has a volume of 150. 0 m. L when its pressure is. 947 atm. What will the volume of the gas be if the temperature remains constant?

Answer 2 – 50 144 m. L

Clue 3 - 10 The _____ in a balanced equation specify mole ratios for gaseous reactants and products.

Answer 3 – 10 coefficients

Clue 3 - 20 Four liters of gas at atmospheric pressure is compressed into a 0. 85 L cylinder. What is the pressure of the compressed gas if its temperature remains constant?

Answer 3 – 20 4. 7 atm

Clue 3 - 30 An ethylene gas torch requires 3200 L of gas at 3. 00 atm. What will be the pressure of the gas if ethylene is supplied by a 250. 0 L tank?

Answer 3 – 30 38. 4 atm

Clue 3 - 40 At an ocean depth of 10. 0 m, a diver’s lung capacity is 2. 40 L. The air temperature is 32. 0°C and the pressure is 101. 30 k. Pa. What is the volume of the diver’s lungs at the same depth, at a temperature of 21. 0°C and a pressure of 141. 20 k. Pa?

Answer 3 – 40 1. 66 L

Clue 3 - 50 Which law describes the proportional relationship between the pressure and volume of a gas?

Answer 3 – 50 Boyle’s Law

Clue 4 - 10 A milkshake is sipped through a straw at 0. 071 atm. The straw contains 5. 0 m. L of liquid. How much liquid is consumed at 0. 092 atm?

Answer 4 – 10 3. 9 m. L

Clue 4 - 20 Gas is confined in a 6. 982 L metal tank. At 20. 20°C, the gas exerts a pressure of 8. 532 atm. After heating the tank, the pressure of the gas increases to 10. 406 atm. What is the temperature of the heated gas?

Answer 4 – 20 84. 59ᵒC

Clue 4 - 30 Boyle’s Law

Answer 4 – 30 P 1 V 1 = P 2 V 2

Clue 4 - 40 Zero on the Kelvin scale.

Answer 4 – 40 Absolute zero

Clue 4 - 50 Charles’s Law

Answer 4 – 50 V 1/T 1 = V 2/T 2

Clue 5 - 10 Guy-Lussac’s Law

Answer 5 – 10 P 1/T 1 = P 2/T 2

Clue 5 - 20 Combined Gas Law

Answer 5 – 20 P 1 V 1/T 1 = P 2 V 2/T 2

Clue 5 - 30 0. 00ᵒC and 1. 00 atm

Answer 5 – 30 Standard Temperature and Pressure

Clue 5 - 40 Ideal Gas Law

Answer 5 – 40 PV = n. RT

Clue 5 - 50 0. 0821 L∙atm/mol∙K

Answer 5 – 50 Ideal gas constant (R)