A vessel containing 39.6 cm3 of helium gas at 25 C was inverted and placed in cold liquid ethanol. As the gas contracted, ethanol liquid was forced into the vessel to maintain the same pressure of helium. If this required 18.8 cm3 of ethanol, what was the final temperature?

Q: A compressed gas cylinder, at 105 atm and 21oC, is in a room where a fire occurs. The fire raises…

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Q: ? g/mol

A: Pressure (P) = 742 torr     = 742/760 = 0.976 atm Temperature(T) = 99°c = 372 K Volume = 355 mL =…

Q: f 0.10 mol l2 vapor can effuse from an opening in a heated vessel in 42.0 seconds, how long will it…

A: To find: Time required to effuse 0.10 mol of H2 gas under the same condition if 0.10 mol of I2 vapor…

Q: What is the partial pressure of CO2 at 468.2 K in a 25.0 L fuel combustion vessel if it contains…

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

Q: compressed gas cylinder, at 65.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Given: Pressure=65.5 atmInitial temperature(T1)=23oC                                =(23+273) K…

Q: 6 HCl(aq)  +  2 Al(s)  ?  2 AlCl3(aq)  +  3 H2(g)   Typically, the hydrogen gas is bubbled through…

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Q: Suppose a volatile liquid is completely vaporized into a 153 mL flask in a 99.1∘C boiling water…

A: Ideal gas is also called a perfect gas. Ideal gas is a gas in which pressure P, volume V and…

Q: When limestone (solid CaCO3) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…

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Q: When limestone (solid CaCO,) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…

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Q: The following equations of state are occasionally used for approximate calculations on gases: (gas…

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Q: ) Write out the Ideal Gas Law equation and the van der Waals equation. 2) List each variable in…

A: Solution of your question is given below -  1)

Q: two separate 200.0L gas cylinders are to be filled each with two different gases: oxygen and…

A: Here we are required to find the mass of oxygen and hydrogen required so that the pressure of the…

Q: What is the total number of kiloJoules required to boil 100. grams of water at 100ºC and 1…

A: Heat of vaporization = required heat to vaporize 1g of substance is called heat of vaporization.…

Q: The decomposition of 30.175 g of potassium chlorate yields solid potassium chloride and oxygen gas…

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Q: A sample of Cl2 gas has a volume of 25.0 L at a pressure of 1.50 atm and a temperature of 23 ∘C.…

A: The relationship between temperature, pressure and volume is given below.

Q: The van der Waals equation compensates for non-ideal behavior of gases by taking into account…

A: The objective of this question is to calculate the pressure of CO gas using the van der Waals…

Q: If a halogen bulb is filled with iodine vapour at a pressure of 5 atm when the temperature is 22c,…

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Q: When limestone (solid CaCO3) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…

A: Here first we determine moles of O2 react with CaO(excess) to form 8.46 kg of CaCO3 . From this we…

Q: For many purposes we can treat methane (CH) as an ideal gas at temperatures above its boiling point…

A: To solve this problem we will use the combined gas law .  P1V1/T1 = P2V2/T2  Where, P1  = initial…

Q: A 0.495 g sample of a metal, M, reacts completely with sulfuric acid according to…

A: The combined relation between gas laws is known as the ideal gas law or the gas equation. The…

Q: A fire breaks out and increases the Kelvin temperature of a cylinder of compressed gas by a factor…

A: Ideal Gas Equation: PV = nRT where P= Pressure V= Volume T= Temperature R= Universal Gas Constant

Q: Twenty-five milliliters of liquid nitrogen (density = 0.807 g/mL)is poured into a cylindrical…

A: Given - Density = 0.807 g/mL Radius of cylinder = 10.0 cm Length = 20.0 cm Pressure = 760.0 mmHg…

Q: 12. A sample of ammonia (NH,) gas is completely decomposed to nitrogen and hydrogen gases over…

A: The reaction considered is,

Q: Suppose a limekiln of volume 750. L is pressurized with carbon dioxide gas to 10.8 atm, and heated…

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Q: A sample of oxygen gas was collected via water displacement. Because the oxygen was collected via…

A: Given : Total pressure = 1.059 bar Vapor pressure of water = 25.81 mmHg

Q: A greenhouse contains 256 m³ of air at a temperature of 26°C, and a humidifier in it vaporizes…

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Q: A compressed gas cylinder, at 74.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Gay-Lussac’s Law: According to Gay-Lussac’s law, if we increase the temperature of a definite amount…

Q: Suppose a chemical engineer studying a new catalyst for the oxidation of ammonia reaction finds that…

A: Answer: This question will be solved using ideal gas equation which is shown below:…

Q: What assumption (s) are used in kinetic molecular theory to define an ideal gas?

A: Assumption (s) are used in kinetic molecular theory to define an ideal gas are,   The energy and…

Q: The van der Waals equation compensates for non-ideal behavior of gases by taking into account…

A: Given  a = 1.505 L²atm/mol² b = 0.03985 L/mol n = 1.5 moles V = 3.00 L T = 25.0°C. = 298.15 K R =…

Q: A 35.1 g sample of solid CO2 (dry ice) is added to a containerat a temperature of 100 K with a…

A: It is given that a sample weight 35.1 g of CO2 and is added to a container which has a temperature…

Q: A compressed gas cylinder, at 65.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Using Ideal gas law, we can write P1V1/T1 = P2 V2 /T2 .... (1) Now, if initial and final volume…

Q: A 1.00 L bottle of carbonated cola contains 5.20 g of carbon dioxide dissolved in it. If the…

A: According to the question, The pressure (P) is given by = 1.00 atm The temperature (T) is given by =…

Q: For many purposes we can treat ammonia (NH₂) as an ideal gas at temperatures above its boiling point…

A: Solution: For many purposes, ammonia (NH3) can be treated as an ideal gas at temperatures above its…

Q: How many moles of chlorine gas at 120.0°C and 26.1 bar would occupy a vessel of 32.5 L? R = 0.08314…

A: