A gas mixture with a concentration 320 micrograms of chlorine gas (Cl2) per cubic meter at 30°C and 705 mmHg. What is its concentration expressed in units of ppm,? Atomic weight: CI - 35

Q: A certain gas sample has a volume of 225 mL at a pressure of 1.25 atm at 27oC; what would be its…

A: Given: P1 = 1.25 atm V1 = 225 ml P2 = 0.75 atm V2 = ? according to boyles at constant temperature.…

Q: How many moles of neon gas are present in a container at STP with a total volume of 23.9 L?

A: Volume of Ne gas using which number of moles of Ne gas is to be determined.

Q: Boron trifluoride gas is used in the manufacture of computer chips. Given that 1.505 g of the gas…

A: STP is defined as the standard temperature, pressure condition at which the temperature of the gas…

Q: A mixture of He, N,, and Ar has a pressure of 23.5 atm at 28.0 °C. If the partial pressure of He is…

A: Dalton's law of partial pressures states that the total pressure of a mixture of gases is the sum of…

Q: flask with a total volume of 0.130 L is found to contain 0.4038 g of an unknown gas when the…

A: Given, Pressure(P) = 1.03 atm Volume(V) = 0.130 L moles(n) = ? Temperature(T) = 99 °C = ( 99 +…

Q: 0.0380 g of Mg strip reacted completely with 6 M HCl in the gas buret and 35.8 mL of hydrogen gas is…

A: Given: The vapor pressure of water is 17.54 torr. The pressure of wet hydrogen is 747.50 torr.

Q: A sealed container contains argon, xenon, and helium gases. If the total pressure of the mixture is…

A: Dalton's law: Dalton's law of partial pressures states that in a mixture of non-reacting gases, the…

Q: How many moles of carbon dioxide occupy a volume of 17.2 L at STP?

A:

Q: How many moles of neon gas are present in a container at STP with a total volume of 34.6 L?

A: Expression use to find number of moles for ideal gas,  PV = nRT Where ,  P = Pressure V = Volume  R…

Q: sample of gas occupies a volume of 1,400 mL at 25oC and 760 mm Hg. What volume would it occupy at a…

A: As the temperature remains constant, Boyle's law is followed. Thus,  P1V1T1 = P2V2T2 Where T1 and T2…

Q: What is the mass (in g) of 486 mL of sulfur trioxide measured at STP?

A: The conditions at STP are temperature of 273.15 K (0°C or 32°F) and pressure of 105 Pascal or 1 bar

Q: Calcium carbonate decomposes according to the equation CaCO3(s) ⟶ CaO(s) + CO2(g). What mass of…

A: Answer:- This question is answered by using the simple concept of calculation of mass of calcium…

Q: A sample of NO2 gas has a volume of 44.9 mL at a pressure of 643 mm Hg and a temperature of 59oC.…

A:

Q: If 27.2 grams of potassium carbonate is reacted with 125 ml of .700 M hydrobromic acid in 3.5 L…

A: K2CO3 + 2 HBr ==> 2 KBr + CO2 + H2O  Given mass of K2CO3 = 27.2 g  Given volume of HBr = 125 ml =…

Q: Calculate the volume, in liters, occupied by 0.337 mol of oxygen gas at STP.

A:

Q: 1. A sample of gas weighs 3.10 g and occupies a volume of 1,272 mL at 30 °C and 720 mm Hg. What is…

A: According to ideal gas law, PV = nRT where P = pressure in atm  V = volume in L n = moles R = gas…

Q: The partial pressure of CH4(g)is 0.215 atm and that of O2(g) is 0.300 atm in a mixture of the two…

A: Answer :---- (a)

Q: How many grams of Cl2 (g) are in 5.00 L of Cl2 (g) at STP?

A:

Q: 15. What molarity of cleaning solution formed when 10.0 L of ammonia gas at 33°C and 735 torr…

A:

Q: What is the density in g/L of Ar gas at STP?

A:

Q: 8. How many moles of argon atoms are present in 15.7 L of argon gas at STP?

A: Given values, at STP, Volume of Ar= 15.7 L  We know the molar volume at STP = 22.4L/mol

Q: After 0.600 L of Ar at 1.38 atm and 226.0 °C is mixed with 0.200 L of O₂ at 314. torr and 129.0 °C…

A:

Q: He gas at 490mmHg, N gas at 0.75atm, and neon at 520 torr. What is the total pressure

A: Given, partial pressure of He = 490 mm Hg Partial pressure of N2 gas = 0.75 atm Partial pressure of…

Q: A sample of oxygen gas is placed into a 50.0 mL flexible container at 25.0°C and 751 mmHg on Earth.…

A:

Q: A gas in a can of spray paint is initially at room temperature (30°C). On a particularly hot day,…

A: Gay-Lussac’s law is a gas law which states that the pressure exerted by a gas (of a given mass and…

Q: A mixture contains O2 at 700. torr pressure, F2 at 900. torr pressure, and Cl2 at 400. torr…

A: Given that, Pressure of O2=700 torr pressure of F2=900 torr pressure of Cl2=400torr then,

Q: At 4.256 °C and 2053 mm Hg, a gas occupies a volume of 17.27 L. What volume would it occupy at STP?…

A:

Q: How many grams are in 57.3 L of SO2 (molar mass = 67.07 g/mol) at STP

A: We know that Ideal gas law is  PV = nRT STP (Standard Temperature and Pressure) conditions are…

Q: A sample of helium gas occupies 75L at 0.58 atm. Calculate the new volume (in mL) when the pressure…

A:

Q: What is the total pressure of air in lungs of an individual with oxygen at 93 mmHg, nitrogen at 565…

A: This question can be solved on the prior knowledge of the Daltons Law of Partial Pressure. It states…

Q: A sample of carbon dioxide occupies 475 mL at a temperature of 19 ºC and a pressure of 375 mm Hg.…

A: Given Volume, V1= 475ml Temperature,T1= 19ºC = 284K Pressure,P1= 375mm Hg Final condition:…

Q: Oxygen gas (O2) is collected over water at 21oC and a total pressure of 1.05 atm. What total volume…

A: Now in order to find out the volume of gas required we make use of the ideal gas equation. The ideal…

Q: Calculate the number of moles of Cl2(g) (70.90 g/mol) in a volume of 352 mL at 27.5oC and a pressure…

A: Given, volume = 352 ml = 0.352 L Pressure = 0.95 atm Temperature = 27.5 °C = 273+27.5 = 300.5 K

Q: Calculate the number of moles of Cl2(g) (70.90 g/mol) in a volume of 352 mL at 27.5oC and a pressure…

A: PV = nRT Where, P = pressure in atm, V = volume in L; R = 0.082 L atm mol-1 K-1 and T = temperature…

Q: What mass of helium gas (in g) occupies 11.5 L at STP?

A:

Q: A mixture of He, N,, and Ar has a pressure of 13.5 atm at 28.0 °C. If the partial pressure of He is…

A: Consider the given information is as follows; Total pressure ptotal = 13.5 atm     Partial pressure…

Q: 0.0380g of Mg Strip reacted completely with 6 M HCl in the gas buret and 35.8 mL of hydrogen gas is…

A: Number of Mole-ratio of given mass of substance to the molar mass of substance is called number of…

Q: Calculate the volume, in liters, occupied by 0.730 mol of oxygen gas at STP. ?=  L

A: Given Values  Moles of gas = 0.730 mol Temperature = T = 273 K. Pressure = 1.0 atm R = gas constant…

Q: The total pressure exerted by a mixture of O2N2, and the gasses is 1.50 atm. What is the partial…

A: Given that : Total pressure exerted by the mixture of oxygen, nitrogen and helium gas = 1.50 atm.…

Q: A sample of Hydrogen chloride gas occupies 0.750 L at STP. What is the pressure in atm if the volume…

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: A gaseous mixture contains 404.0 Torr H2(g),404.0 Torr H2(g), 356.7 Torr N2(g),356.7 Torr N2(g), and…

A: Pressure of H2 = 404.0 torr Pressure of N2 = 356.7 torr Pressure of Ar = 75.9 torr Mole fraction of…

Q: Oxygen gas (O2) is collected over water at 21oC and a total pressure of 1.05 atm. What total volume…

A: As per the given information  Mass of the oxygen(O2) is 0.0586 g Molar mass of the oxygen is 15.999…