When a sealed flask of gas is cooled from room-temperature to ice-temperature, does the preassure incerase, decrease, or stay the same? Breifly explain. (Assume the volume and number of moles of gas are held constant.)

Q: 1.23 atm)(16.5 L)/(8.3 moles)(0.0821atmxL/mol xK) = ? please calculate SigFigs as well

A: The given setup shows that temperature is calculated here using ideal gas law.

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Q: 1. Four identical 1.0 l flasks contain the following gases each at 0°C and 1 atm of pressure, He,…

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Q: Assume that 4.77 × 10° kJ of energy is needed to heat a home. If this energy is derived from the…

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Q: The following balanced equation illustrates the decomposition reaction of ammonium carbonate when it…

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Q: Natural gas is very abundant in many Middle Eastern oilfields. However, the costs of shipping the…

A: The required equation: CH4+1/2O2 → CH3OH Number of moles of methane = number of moles of methanol

Q: S-1 Which is not the unit for the gas constant R? A. cal K mol! B.JK mot! C. atm LK mol! D. Pa m²K*…

A:

Q: A person's daily caloric requirement could be obtained from about 675 g of glucose, C 6 H 12 O 6…

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A:

Q: #2. An ideal gas is compressed to half its volume under constant temperature. Draw a PV diagram for…

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Q: A 1.00-mole sample of dry ice (solid CO2) is placed in a flexible, sealed container and allowed to…

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Q: Carbonate rocks, such as limestone (primarily CaCO3(s)), are often identified by adding a few  drops…

A: Temperature = 298 K  Pressure = 1 atm  Volume collected = 78 ml = 0.078 L

Q: Three 1.00 L flasks at 25.0 °C and 1 atm pressure contain: CH4 (flask A), CO2 (flask B) and NH3…

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

Q: Q7. A gas mixture that has the following composition in percent by volume: 9.2% CO2, 22.0% co, 17.5%…

A: Given that  composition in percent by volume: 9.26 CO2, 22.0% CO , 17.5%H2, 3.3% CH4 and 48.0% N2.

Q: How many liters of CO2 can be generated from fermentation process involving 200.5 g C6H12O6? The…

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Q: Carbon dioxide, which is recognized as the major contributorto global warming as a “greenhouse gas,”…

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Q: How many liters of oxygen gas at STP are required to react with45.5 g of aluminum in the production…

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Q: An perfect gas (the system) is contained in a flexible balloon at a pressure of 1 atm and is…

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Q: How many molecules of hydrogen chloride gas could theoretically be produced at STP by reacting 34.7…

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Q: When limestone (solid CaCO₂) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…

A: given CaCO3 solid =3.84 kg v= 500L T= 520.0 ;c find Kp

Q: You have a gas at 25 °C confined to a cylinder with a movablepiston. Which of the following actions…

A: Since PV = nRT  where P = pressure  V = volume of gas R = 0.0821 n = moles  T = temperature in K  a)…

Q: che partial pressure of O2(s

A:

Q: Sketch three isochores for the same gas at three different volumes V1, V2 and V3 where V1 = V3 and…

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Q: Natural gas is very abundant in many Middle Eastern oilfields. However, the costs of shipping the…

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Q: Bleach analysis In Bleach analysis experiment, a student collected the following data: 6 7 8 Molar…

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Q: At constant volume, how does the pressure of an ideal gas change as temperature increases (increase,…

A:

Q: When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the…

A: Given information,        CaCO3(s)→CaO(s)+CO2(g)

Q: 9)A sample of oxygengas collected at a pressure of 1.05atm and a temperature of 301K is found to…

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Q: Which among the rearranged mathematical expressions of Ideal gas equation is correct? O MM = PV/mRT…

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Q: 1.  Where did the R constant in PV=nRT come from, and why must we convert everything to the units of…

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Q: Assume that each gas can be modeled as an ideal gas. Consider the following: - a piston cylinder…

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Q: Carbon monoxide, a toxic product from the incomplete combustion of fossil fuels, reacts with water…

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Q: a) When determining the molar mass of a volatile liquid, a student was in a hurry and did not allow…

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Q: For many purposes we can treat butane C4H10 as an ideal gas at temperatures above its boiling point…

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Q: A . Which temperature represents the critical temperature ? B. Which isotherm represents a gas…

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Q: 6. What exists in a system that is at 1 atm and 150°?

A:

Q: A 10.0L can at 20ᵒC has a pressure of .90atm, what pressure will it have in a hot car that is 50ᵒC

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Q: For NH3 (g) + O2 (g) ---> NO (g)  + H2O (g), balance the equation and find the number of liters of…

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Q: en 24 of 46 If an ideal gas is allowed to expand from 2.40 L to 13.2 L at constant temperature, by…

A:

Q: When using the universal gas constant R= 0.08206 ( L *atm/mol*K) what units of temperature should be…

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