CHI A compound has the empirical formula . A 256-mL flask, at 373 K and 750. torr, contains 2.31 g of the gaseous compound. Give the molecular formula

Q: (Q17) Express each of the following pressure in units of atmospheres (atm): (a) 638 torr = atm (b)…

A: Change the given pressure in units of atm ---

Q: A compound has the empirical formula CHB.. A 256-mL flask, at 373 K and 750. torr, contains 1.53 g…

A:

Q: 9.96 grams of argon. What is the partial pressure of each gas in the mixture? mm Hg A mixture of…

A: Given information: Mass of helium = 0.546 g Mass of argon = 9.96 g Total pressure = 973 mmHg

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Q: 60. A compound has the empirical formula CHCI. A 256-mL flask, at 373 K and 750. torr, contains…

A: Given,the empirical formula CHClmolar mass of the empirical form =48.5 g/molUsing the…

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Q: compound has the empirical formula CHI . A 256-mL flask, at 373 K and 750. torr, contains 2.31 g of…

A:

Q: A mixture of methane and helium gases, at a total pressure of 958 mm Hg, contains 1.90 grams of…

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Q: Sodium metal reacts with water to produce hydrogen gas according to the following equation: 2Na(s) +…

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Q: If 320 mL of nitrogen at 34.6 oC and 641 torr is allowed to expand to 810 mL and 572 torr, what is…

A: Given, nitrogen gas different conditionsinitial pressure Pi =641 torrinitial volume Vi =320…

Q: A compound has the empirical formula CHCI. A 256-mL flask, at 373 K and 750. torr, contains 0.800 g…

A:

Q: A large tank is filled with 125 mol O₂ to a pressure of 2245 torr at 25.0 °C. What is the volume (in…

A: The ideal gas equation is  PV = nRT  P = pressure  V = volume  n = moles of gas  R = gas constant =…

Q: A sample of gas at 29.8ºC has a volume of 6.4 L and exerts a pressure of 762 mm Hg. How many moles…

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Q: The density of a gaseous compound was found to be 1.23 g/L at 330 K and 150 Torr. What is the molar…

A: Given, The density of a gaseous compound was found to be 1.23 g/L at 330 K and 150 Torr. The molar…

Q: The volume of the gas in litre, if 2.57 moles have a pressure of 1.86 atm at a temperature of -12ºC.…

A: NOTE: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: A 20.0 L container at 303 K holds a mixture of two gases with a total pressure of 5.00 atm. If there…

A: Given, Volume of container , V =20.0 L Temperature , T = 303 K Pressure, P = 5.00 atm moles of gas A…

Q: Classify each of the following as being characteristic of effusion or diffusion. A. The mixing of…

A: The process of escaping the gas molecule through a very small hole is known as effsion. During…

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Q: A 250.0-mL sample of ammonia, NH3(g), exerts a pressure of 833 torr at 42.4°C. What mass of ammonia…

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Q: A gas sample occupies 8.20 L under a pressure of 800. torr at 350. K. At what temperature will it…

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Q: A mixture of oxygen and neon gases, at a total pressure of 668 mm Hg, contains 3.00 grams of oxygen…

A: 1- First we will determine the moles of O2 and Ne :  moles of O2 ( n1 ) = [ Mass / Molar mass ]…

Q: A mixture of carbon dioxide and argon gases, in a 5.49L flask at 10 degrees Celsius, contains 1.89…

A: We use the Ideal Gas Laws to find the pressure of CO2 gas and total pressure As per IDEAL GAS LAWS…

Q: sample of helium gas at a pressure of 640. torr and a temperature of 29.9°C, occupies a volume of…

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Q: 1. A gas mixture contains each of the following gases at the indicated partial pressures: N2, 226…

A: Given :-  PN2 = 226 torr  PO2 = 122 torr  PHe = 107 torr  Volume = 1.50 L  Temperature = 25°C  To…

Q: A mixture contains O2 at 429 torr pressure, F2 at 794 torr pressure, and Cl2 at 171 torr pressure.…

A: Total pressure is given by Dalton's law i.e. total pressure is equal to sum of partial pressure of…

Q: A compound has the empirical formula CHF . A 256-mL flask, at 373 K and 750. torr, contains 0.527 g…

A: The ideal gas equation is shown below:PV = nRT Where; P = pressure of the gas V= volume of the gas n…

Q: A gas occupies 256 mL at 720 torr and 25°C. What will its volume be at STP?

A:

Q: A compound has the empirical formula CHCL. A 256-mL flask, at 373 K and 750. torr, contains 0.800 g…

A: Given information: Volume = 256-mL Temperature = 373 K Pressure = 750. torr Mass = 0.800 g

Q: Consider a 25.0 L gas in a container initially at 25oC and 1 atm. If this gas is heated to 80oC.…

A: Given: Initial pressure = 1 atm Initial volume = 25.0 L Initial temperature = 25 oC Final…

Q: A 2.135g sample of a gaseous chlorofluorocarbon occupies a volume of 315.5 mL at 739.2 torr and…

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Q: A mixture of helium and oxygen gases, at a total pressure of 874 mm Hg, contains 1.17 grams of…

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Q: Xenon fluoride can be prepared by heating a mixture of Xe and F2 gases to a high temperature in a…

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Q: A common way to make hydrogen gas in the laboratory is to place a metal such as zinc in hydrochloric…

A: Given,Volume (V) = 147.6 ml = 0.1476 LP = 743 mm Hg

Q: A sample of gas has a volume of 8.20 L at 0.750 atm and 375 K. What volume (in L) does the gas…

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Q: Classify each of the following as being characteristic of effusion or diffusion. A. The mixing of…

A: Diffusion  It takes place when molecules of gases moves from region of higher pressure to region of…

Q: Consider three 1-L flasks each containing a gas at STP. Flask A contains NH3 gas, flask B contains…

A: The ideal gas equation is as follows,                                                    P V = n R T…

Q: A 22.4 L glass bulb has a total pressure of 760 Torr at 0.0 ̊C and contains three different gases,…

A: Given: The total pressure of the glass bulb ,(PT)=760 torr. The volume of the glass bulb, (V)=22.4…

Q: A compound has the empirical formula CHI. A 256-mL flask, at 373 K and 750. torr, contains 2.31 g of…

A: The number of moles can be calculated using the ideal gas equation,PV = nRTP = 750 torr = 750 x…

Q: A 3.25 L glass bottle containing chlorine gas is sealed at a temperature of 113ºC at 7.48 atm. What…

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Q: A mixture of neon and argon gases, at a total pressure of 882 mm Hg, contains 3.46 grams of neon and…

A: Given that, total pressure  (Ptotal) = 882 mmHg Mass of neon = 3.46 g Mass of argon = 2.27 g Partial…

Q: 1-at atmospheric pressure a sample of Ne gas gas a volume of 155mL at 32C degrees. What volume in…

A: Ideal gas Equation: PV=nRT  P= pressure  V= Volume  R= ideal gas constant  T= temperature  n= number…

Q: A sample of ammonia (NH3), a colorless gas with a pungent odor, occupies a volume of 3.00 L at a…

A:

Q: A compound has the empirical formula CHBr. A 256-mL flask, at 373 K and 750. torr, contains 1.53 g…

A: Given: Empirical formula: CHBr Volume = 256 mL Temperature = 373 K Pressure = 750 torr = 0.9868 atm…

Q: A sample containing 6.7 moles of gas is stored in a container at 1,097 torr of pressure and at 27…

A: Given Pressure (P) = 1097 torr temperature (T) = 27°C moles (n) = 6.7 moles

Q: A piece of solid carbon dioxide, with a mass of 7.8 g, is placed in a 4.0-L otherwise empty…

A: Given: Mass of carbon dioxide = 7.8g Volume of the container= 4L Temperature = 27°C= 27 + 273 = 300K

Q: A mixture of argon and nitrogen gases, at a total pressure of 965 mm Hg, contains 7.40 grams of…

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Q: A 4.00 L sample of nitrogen gas at 25.0℃ is heated to 500.0℃, with a constant pressure, what is the…

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Q: A 91.4 L glass bulb has a total pressure of 760 torr at 0 C and contains three different gases,…

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Q: A compound has the empirical formula SF4. At 20.°C, 0.100 g of the gaseous compound occupies a…

A: Given : Empirical formula = SF4  Temperature = 20 oC Mass of compound = 0.100 g Pressure of compound…

Q: A sample of gas has a volume of 8.20 L at 0.750 atm and 375 K. What volume (in L) does the gas…

A: The solution is given below -