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If a scuba diver's lungs have a normal capacity of 4.90 Lat sea level (1.00 atm),...
A scuba diver is at a depth of 445 m, where the pressure is 45.5 atm....
A scuba diver is at a depth of 445 m, where the pressure is 45.5 atm. What should be the mole fraction of O2 in the gas mixture the diver breathes in order to have the same partial pressure of oxygen in his lungs as he would at sea level? Note that the mole fraction of oxygen at sea level is 0.209.
500. mL, a pressure in its closed container of What was the new volume of the...
500. mL, a pressure in its closed container of What was the new volume of the gas when the temperature 6) A sample of nitrogen gas had a volume of 740 torr, and a temperature of 25 °C. was changed to 50 C and the new pressure was 760 torr, if the amount of gas does not change? A) 530 mL B) 450 mlL C) 970 mL. D) 240 mL E) 400 mL 7) The predominant intermolecular force in (CH3)2NH...
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP....
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP. How many moles of neon are in the sample? 0.328 moles 3.04 moles 68.2 moles 1530 moles 4.11 X 1025 moles Question 8 (1 point) The temperature of a gas at 1.00 atm and 8.00°C is increased to 20.0°C resulting in a change of pressure. Which equation would you use to calculate the new pressure? P: V1 = PzV2 OP/V1 = P2/V2 O P₂...
Part A If the diver were to ascend to the surface (where the pressure is 1.0...
Part A If the diver were to ascend to the surface (where the pressure is 1.0 atm) while holding her breath, to what volume would the air in her lungs expand? (Assume constant temperature.) Express your answer using two significant figures. VAED V2 L Submit Request Answer Exercise 11.36 3 of 15 Review I Constants I Periodic Table A scuba diver with a lung capacity of 5.5 L inhales a lungful of air at a depth of 43 m and...
3) At sea level, where the atmospheric pressure is 1.00 atm, a typical 12-inch party balloon...
3) At sea level, where the atmospheric pressure is 1.00 atm, a typical 12-inch party balloon occupies 14.8 L at room temperature (23 °C). (13 pts) a) What would the volume of the balloon be at the top of Mount Everest (elevation 5.miles), where the temperature is -28 °C and the pressure is 253.0 torr? Assume that no gas is lost while transporting the balloon. (7 pts) b) How many moles of gas are present in the balloon? (6 pts)
Ng the deep sea water presstre over the dissolved gases as the partial pressure of the gas exerti...
ng the deep sea water presstre over the dissolved gases as the partial pressure of the gas exerting er the liquid. What would be the molar concentration of oxygen gas, O2(g). in M, dissolved in the blood circulation system of Ahmed Gabr, who set the record to dive down to a depth of 332 meters under the sea in 2014 atm 760 mmHg 10.336 meter H2O column. The Henry's law constant for oxygen gas, O2(g): k110: 1.3 x 10-3 M/atm...
62) Assume that you have a cylinder with a movable piston. What would happen to the gas pressure ...
62) Assume that you have a cylinder with a movable piston. What would happen to the gas pressure inside the cylinder if you were to do the following? (a) Triple the Kelvin temperature while holding the volume constant (b) Reduce the amount of gas by 1/3 while holding the temperature and volume constant (c) Decrease the volume by 45% at constant T (d) Halve the Kelvin temperature, and triple the volume 63) Assuming that air contains 78.0 percent Ni, 20.0...
In a collision of sufficient force, automobile air bags respond by electrically triggering the ex...
In a collision of sufficient force, automobile air bags respond
by electrically triggering the explosive decomposition of sodium
azide (NaN3) to its elements. A 43.398 g sample of
sodium azide was decomposed, and the nitrogen gas generated was
collected over water at 22°C. The total pressure was 798.8 mmHg.
How many liters of dry N2 were generated?
An atmospheric chemist studying the pollutant SO2
places a mixture of SO2 and O2 in a1.14 L
container at 825.7 K and 2.3...
Help? Q2) In a collision of sufficient force, automobile air bags respond by electrically trigger...
Help?
Q2) In a collision of sufficient force, automobile air bags
respond by electrically triggering the explosive decomposition of
sodium azide (NaN3) to its elements. A 43.398 g sample
of sodium azide was decomposed, and the nitrogen gas generated was
collected over water at 22°C. The total pressure was 798.8 mmHg.
How many liters of dry N2 were generated?
Q3) An atmospheric chemist studying the pollutant SO2
places a mixture of SO2 and O2 in a1.14 L
container at 825.7...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen The concentration of the required solution is 3.10 M. How many grams of KCI will she need to use? 0 7.13 g KCI 0 231 g KCI O 532 g KCI 0.0956 g KCI What is the equation for the ion product constant of water at 25 °C? Kw [H,0+][OH-] [H,O] = 1.00 x 10-14 Kw [H,0+1 [OH-] = 1.00 x 10-14 Kw =...
500. mL, a pressure in its closed container of What was the new volume of the gas when the temperature 6) A sample of nitrogen gas had a volume of 740 torr, and a temperature of 25 °C. was changed to 50 C and the new pressure was 760 torr, if the amount of gas does not change? A) 530 mL B) 450 mlL C) 970 mL. D) 240 mL E) 400 mL 7) The predominant intermolecular force in (CH3)2NH...
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP. How many moles of neon are in the sample? 0.328 moles 3.04 moles 68.2 moles 1530 moles 4.11 X 1025 moles Question 8 (1 point) The temperature of a gas at 1.00 atm and 8.00°C is increased to 20.0°C resulting in a change of pressure. Which equation would you use to calculate the new pressure? P: V1 = PzV2 OP/V1 = P2/V2 O P₂...
Part A If the diver were to ascend to the surface (where the pressure is 1.0 atm) while holding her breath, to what volume would the air in her lungs expand? (Assume constant temperature.) Express your answer using two significant figures. VAED V2 L Submit Request Answer Exercise 11.36 3 of 15 Review I Constants I Periodic Table A scuba diver with a lung capacity of 5.5 L inhales a lungful of air at a depth of 43 m and...
3) At sea level, where the atmospheric pressure is 1.00 atm, a typical 12-inch party balloon occupies 14.8 L at room temperature (23 °C). (13 pts) a) What would the volume of the balloon be at the top of Mount Everest (elevation 5.miles), where the temperature is -28 °C and the pressure is 253.0 torr? Assume that no gas is lost while transporting the balloon. (7 pts) b) How many moles of gas are present in the balloon? (6 pts)
ng the deep sea water presstre over the dissolved gases as the partial pressure of the gas exerting er the liquid. What would be the molar concentration of oxygen gas, O2(g). in M, dissolved in the blood circulation system of Ahmed Gabr, who set the record to dive down to a depth of 332 meters under the sea in 2014 atm 760 mmHg 10.336 meter H2O column. The Henry's law constant for oxygen gas, O2(g): k110: 1.3 x 10-3 M/atm...
62) Assume that you have a cylinder with a movable piston. What would happen to the gas pressure inside the cylinder if you were to do the following? (a) Triple the Kelvin temperature while holding the volume constant (b) Reduce the amount of gas by 1/3 while holding the temperature and volume constant (c) Decrease the volume by 45% at constant T (d) Halve the Kelvin temperature, and triple the volume 63) Assuming that air contains 78.0 percent Ni, 20.0...
In a collision of sufficient force, automobile air bags respond
by electrically triggering the explosive decomposition of sodium
azide (NaN3) to its elements. A 43.398 g sample of
sodium azide was decomposed, and the nitrogen gas generated was
collected over water at 22°C. The total pressure was 798.8 mmHg.
How many liters of dry N2 were generated?
An atmospheric chemist studying the pollutant SO2
places a mixture of SO2 and O2 in a1.14 L
container at 825.7 K and 2.3...
Help?
Q2) In a collision of sufficient force, automobile air bags
respond by electrically triggering the explosive decomposition of
sodium azide (NaN3) to its elements. A 43.398 g sample
of sodium azide was decomposed, and the nitrogen gas generated was
collected over water at 22°C. The total pressure was 798.8 mmHg.
How many liters of dry N2 were generated?
Q3) An atmospheric chemist studying the pollutant SO2
places a mixture of SO2 and O2 in a1.14 L
container at 825.7...
A chemistry teacher needs to make 2.30 L of a potassium chloride solution for an experimen The concentration of the required solution is 3.10 M. How many grams of KCI will she need to use? 0 7.13 g KCI 0 231 g KCI O 532 g KCI 0.0956 g KCI What is the equation for the ion product constant of water at 25 °C? Kw [H,0+][OH-] [H,O] = 1.00 x 10-14 Kw [H,0+1 [OH-] = 1.00 x 10-14 Kw =...
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