person exhaled air containing co2 at a pressure of 27.0 torr. the capacity of a human...
person exhaled air containing co2 at a pressure of 27.0 torr. the capacity of a human lung is about 3.00L. BODY TEMP 36.5C
calculate the mass of co2 in a lung before expiration
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person exhaled air containing co2 at a pressure of 27.0 torr.
the capacity of a human...
n = 40.304 24.30416 moleaner haunt 17. Anna exhaled air containing CO2 at a pressure of...
n = 40.304 24.30416 moleaner haunt 17. Anna exhaled air containing CO2 at a pressure of 27.0 torr. The capacity of a human lung is about 3.00 L. Body temperature is 36.5°C. a) (5 pts) Convert the pressure to atm. b) (5 pts) Convert the temperature to Kelvin scale. c) (8 pts) Calculate the mass of CO2 in a lung before expiration.
CHM 110 Version B Page 1 Exam 2 Fall 2019 16. Jurgen did the chemical analysis...
CHM 110 Version B Page 1 Exam 2 Fall 2019 16. Jurgen did the chemical analysis to find that the composition of a compound was magnesium, 60.31 %, and oxygen, 39.69 %. The molecular formula was 40.304 g/mol. a. (8 pt) Determine its empirical formula. b. (5 pt) Determine its molecular formula 17. Anna exhaled air containing CO2 at a pressure of 27.0 torr. The capacity of a human lung is about 3.00 L. Body temperature is 36.5°C. a) (5...
Be sure to answer all parts. A person inhales air richer in O2 and exhales air...
Be sure to answer all parts. A person inhales air richer in O2 and exhales air richer in CO2 and water vapor. During each hour of sleep, a person exhales a total of about 300. L of this CO2−enriched and H2O-enriched air. (a) If the partial pressures of CO2 and H2O in exhaled air are each 28.3 torr at 37.0°C, calculate the masses of CO2 and of H2O exhaled in 1 h of sleep. -g CO2 -g H2O (b) How...
Assume that an exhaled breath of air consists of 74.8% N2, 15.3% O2, 3.7% CO2, and...
Assume that an exhaled breath of air consists of 74.8% N2, 15.3% O2, 3.7% CO2, and 6.2% water vapor. a) If the total pressure of the gases is 0.985 atm, calculate the partial pressure of each component of the mixture. b) If the volume of the exhaled gas is 455mL and its temperature is 37 degrees Celcius , calculate the number of moles of CO2 exhaled. c) How many grams of glucose (C6H1206) would need to be metabolized to produce...
The partial pressure of CO2 in air at sea level is 0.239 torr. If the solubility...
The partial pressure of CO2 in air at sea level is 0.239 torr. If the solubility of CO2 at this partial pressure and 25 °C is 0.034 M, calculate kH. What is the molarity of CO2 at Pco 7.60 torr. A solution contains a mixture of pentane (CsH12) and hexane (CsH14) at room temperature. The solution has a vapor pressure of 258 torr. Pure pentane has a vapor pressure of 425 torr and pure hexane has a vapor pressure of...
1)Normal lung capacity is about 0.32L. On a cool fall day, the outside air has a...
1)Normal lung capacity is about 0.32L. On a cool fall day, the outside air has a temperature of 13°C while the temperature inside the lung at 37°C. The pressure outside the lung is 749 torr, and the pressure inside the lung is 733 torr. How many mL of air must be inhaled to fill the lungs? 2) Calculate the pressure inside a 375mL container filled with 37.2g of He at a temperature of -35°C. 3) Calculate the molar volume of...
7, 8 CHM 110 Page 4 of 6 Homework II Fall 2019 7. Eleanora takes 125...
7, 8
CHM 110 Page 4 of 6 Homework II Fall 2019 7. Eleanora takes 125 g of takes 125 g of vitamin B12. Its molecular formula is C63Hs&CoN14014P. a) (3 pts) Calculate the molar mass of this compound. b) (3 pts) How many moles of vitamin B12 are in 125 ug? c) (4 pts) How many molecules of vitamin B12 are in 125 pg? 8. Islam inhaled air containing O2 at a pressure of 160 torr. The capacity of...
How many moles of air are in the lungs of a average person with a total...
How many moles of air are in the lungs of a average person with a total lung capacity of 3.8 L? Assume that the person is at 1.0 atm pressure and has a normal body temperature of 37 C
A gas mixture at 1.0 atm(abs) pressure containing air and CO2 is contacted in a simple...
A gas mixture at 1.0 atm(abs) pressure containing air and CO2 is contacted in a simple mixer continuously with pure water at 295 K. The exit streams reach equilibrium. The inlet gas stream is 100 mol / h, containing 20 mol% CO2. The liquid flow rate is 300 mol/h Calculate the amounts and compositions of the 2 outlet phases. Assume that the water doesn't vaporize into the gas stream
Calculate the osmotic pressure in torr of a solution containing 18.75 mg of hemoglobin in 15.0...
Calculate the osmotic pressure in torr of a solution containing 18.75 mg of hemoglobin in 15.0 mL of solution at 25.0oC. The molar mass of hemoglobin is 6.5 x 104g/mol.
n = 40.304 24.30416 moleaner haunt 17. Anna exhaled air containing CO2 at a pressure of 27.0 torr. The capacity of a human lung is about 3.00 L. Body temperature is 36.5°C. a) (5 pts) Convert the pressure to atm. b) (5 pts) Convert the temperature to Kelvin scale. c) (8 pts) Calculate the mass of CO2 in a lung before expiration.
CHM 110 Version B Page 1 Exam 2 Fall 2019 16. Jurgen did the chemical analysis to find that the composition of a compound was magnesium, 60.31 %, and oxygen, 39.69 %. The molecular formula was 40.304 g/mol. a. (8 pt) Determine its empirical formula. b. (5 pt) Determine its molecular formula 17. Anna exhaled air containing CO2 at a pressure of 27.0 torr. The capacity of a human lung is about 3.00 L. Body temperature is 36.5°C. a) (5...
The partial pressure of CO2 in air at sea level is 0.239 torr. If the solubility of CO2 at this partial pressure and 25 °C is 0.034 M, calculate kH. What is the molarity of CO2 at Pco 7.60 torr. A solution contains a mixture of pentane (CsH12) and hexane (CsH14) at room temperature. The solution has a vapor pressure of 258 torr. Pure pentane has a vapor pressure of 425 torr and pure hexane has a vapor pressure of...
7, 8
CHM 110 Page 4 of 6 Homework II Fall 2019 7. Eleanora takes 125 g of takes 125 g of vitamin B12. Its molecular formula is C63Hs&CoN14014P. a) (3 pts) Calculate the molar mass of this compound. b) (3 pts) How many moles of vitamin B12 are in 125 ug? c) (4 pts) How many molecules of vitamin B12 are in 125 pg? 8. Islam inhaled air containing O2 at a pressure of 160 torr. The capacity of...
A gas mixture at 1.0 atm(abs) pressure containing air and CO2 is contacted in a simple mixer continuously with pure water at 295 K. The exit streams reach equilibrium. The inlet gas stream is 100 mol / h, containing 20 mol% CO2. The liquid flow rate is 300 mol/h Calculate the amounts and compositions of the 2 outlet phases. Assume that the water doesn't vaporize into the gas stream
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