1. Calculate the following quantitics for an idcal gas: A. The volume of the gas, if 2.50 mol has a pressure of 755.0 mmHg at a tempcrature of 2.0 B. The absolute temperature of the gas at which 3.75 x 10 mol occupies 555 mL at 0.945 atm.

Q: What volume of CH4(g), measured at 25 ºC and 745 mmHg, must be burned in excess oxygen to release…

A: All gases are modeled on the assumptions put forth by the Kinetic Theory of Matter, which assumes…

Q: Probability, f(c) Unauthorized copying or reusing any part of this page is legal, : + המ"כ -ע 228…

A:

Q: Calculate to three significant digits the density of boron trifluoride gas at exactly 35 °C and…

A: Given, pressure = 1 atm Temperature = 35°C = 273+35 = 308K Molar mass of BF3 = 67.82 g/mol

Q: The average oxygen content of arterial blood is approximately 0.25 g of O2 per liter. Assuming the…

A: In order to solve this question, the value of gas constant we will take will be 0.0821 L atm K-1…

Q: Calculate the density of SO2 (g) at 24.5 °C and a pressure of 752 mmHg.

A: According to ideal gas law, PV = nRT where P = pressure in atm = pressure in mm Hg / 760…

Q: The unbalanced decomposition reaction of sodium azide to produce solid sodium and nitrogen gas is…

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Q: Fluorine diffuses 3.45 times faster than gas Q. Calculate the molar mass of gas Q.

A: Given  Let diffusion rate of Q   (r2 )  = R  Fluorine  diffusion rate (r1 )  = 3.45 R  Formula of…

Q: A dusty tank containing 5.72 grams of an unknown gas was found in a cellar. Determine the type of…

A: Given, mass of gas = 5.72 g Volume of the container (V) = 3 L Pressure (P) = 150 kPa = 1.48 atm…

Q: If 14.5g of calcium carbonate decomposes via the following reaction, how many liters of carbon…

A: Number of moles of Calcium carbonate can be calculated as follows: No. of moles of CaCO3= massmolar…

Q: Imagine you have about 500 ml of soufflé batter, at 27°C, a pressure of 1.0 atm, and with about 0.02…

A: Given that, Initial Volume of souffle batter = 500 mL Initial Pressure of souffle batter = 1.0 atm…

Q: Three 9−L flasks, fixed with pressure gauges and small valves, each contain 8 g of gas at 275 K.…

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Q: 5. Potassium superoxide reacts violently with water to produce potassium hydroxide and oxygen…

A: Using mole concept firstly we will find mole of oxygen.   After this, use ideal gas equation to find…

Q: 2.50L Samme of nitric oxide gas at 100°C is co6led to 20°C if the Pressnre hemaine constant, what is…

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Q: A vessel of fixed volume 2.0 dm3 contains 0.2 mol of calcium carbonate. After heating, it was found…

A: Given that a vessel of fixed volume 2.0 dm3 contains 0.2 mol of calcium carbonate.On heating…

Q: 6.15) At constant temperature, a sample of helium gas expands from 922 mL to 1.14 L against a…

A: Given pressure = 2.33 atm V1 = 922 ml V2 = 1.14 L

Q: Three 9−L flasks, fixed with pressure gauges and small valves, each contain 8 g of gas at 275 K.…

A: Given, Volume of each flask = 9 L Temperature = 275 K Flask A contains CH4. Flask B contains H2.…

Q: 19. Vent pipes at solid-waste landfills often emit foul-smelling gases. A sample of such cmissions…

A: Ideal gas equation is PV = nRT PV = wMRT       [ moles(n) = mass (w)molar mass (M) ] PM = wVRT PM =…

Q: 13.7 mL of CO2 is held at 11.7atm and 20°C in a fire extinguisher.  When the extinguisher is used,…

A: Here pressure, volume and temperature all are changing to combined gas law would be used to…

Q: A sample of nitrogen gas in a sealed syringe occupies 14.3 mL at a pressure of 1.25 atm. What volume…

A: The solution is as follows :

Q: 2.00-mol of a monatomic ideal gas goes from State A to State D via the path A→B→C→D:   State A…

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Q: Q/A gas with a density of 0.87 g/L is placed in a container with a volume of 5 liters. If the…

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Q: If 1.25 mol of nitrogen gas exerts a pressure of 1200 mm Hg at 25 °C, what is the volume of the gas…

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Q: How many grams of phosphorus (P4) are needed to completely consume 16.6 L of chlorine gas according…

A: Given :-  Phosphorus (P4) (s) + chlorine (g)→ phosphorus trichloride (l) Volume of chlorine gas =…

Q: How many grams of phosphorus (P4) are needed to completely consume 81.0 L of chlorine gas according…

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Q: A reaction at 21.0 °C evolves 552. mmol of dinitrogen difluoride gas. Calculate the volume of…

A: given, Temperature, T = 21.0 oC = 294 K moles of dinitrogen difluoride gas, n = 552. mmol = 552. ×…

Q: Of these gases, which has the fastest-moving molecules (on average) at a given temperature? A) They…

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Q: ime of 8.65 L to of 4.20 atm. In the system of 524 J. J of pressure from

A: Internal energy ( ∆U ) = q + w  q = heat ( positive for absorption and negative for release heat by…

Q: An enclosed container is a 6L nitrogen gas that has a temperature of 36 ̊C and pressure of 2.2atm.…

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Q: A  4.52 g sample of nitrogen gas, N2(g), is held in a 3.00 L gas flask at 298 K. Calculate the…

A: The ideal gas equation is PV = nRT. Where P is the pressure, V is the volume, n is the number of…

Q: 10. If you could get the sim to go to zero Kelvin, what would happen to the molecules?

A: At absolute 0 , temperature i.e. 0K  the following change occurs in a molecule.

Q: 50. One method of removing CO2(g) from a spacecraft is liters to allow the CO2 to react with LIOH.…

A: Calculation for number of moles LiOH:

Q: Five liters of nitrogen gas initially at T = 27 degrees C and P = 1 atm are heated to T = 127…

A: Here 5 L of N2 gas initially at 27°C and P=1atm is heated to 127°C .We have to determine w, ∆E ,∆H…

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

A: According to ideal gas equation:

Q: Three 4−L flasks, fixed with pressure gauges and small valves, each contain 9 g of gas at 281 K.…

A: a) Here V = 4 L     R = 0.082 LatmK-1mol-1     T = 281 K     No. of moles of H2 = 9/1 = 9 moles H…

Q: B. The mixture of gases that results is an important industrial fuel called water gas. Calculate Kc…

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Q: Pf = P;/2 A sample of an ideal gas at P, is initially confined to one chamber of the apparatus…

A: Entropy of a substance is defined as the randomness or disorder of the system. For any spontaneous…

Q: How many grams of carbon disulfide are needed to completely consume 113 L of chlorine gas according…

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Q: 2 NacIO. 3(s) > 2 Nacle) 30 219) (s), A sample of NACIO3 is partially decomposed by heating,…

A: The oxidation is the loss of electrons. So in oxidation, the oxidation number of the element…

Q: How many grams of phosphorus (P4) are needed to completely consume 63.2 L of chlorine gas according…

A: Volume (V)  of chlorine gas   = 63.2 L  Temperature (T) = 25°C   Or = 25°C + 273 = 298 k  (Because,…

Q: Ammonia burns in air as follows: NH3(g) + O2(g) → N2(g) + H2O(g) (unbalanced) If x liters of N2(g)…

A: A mole is defined as the amount of substance containing the same number of discrete entities (atoms,…

Q: A reaction at 28.0 °C evolves 451. mmol of sulfur tetrafluoride gas. Calculate the volume of sulfur…

A: Given :-  No.of moles of SF4 = 451. mmol  Temperature = 28.0°C  Pressure = 1 atm  To determine :-…

Q: 5.- Nitrogen gas occupies a volume of 4.30 L at 54°C. If its volume increased to 7.80 L at the same…

A: By applying Charles law : V1/T1 = V2/T2 where V1= 4.30L, T1 = 54degreeC              V2= 7.80L, T2 =…

Q: How many grams of phosphorus (P4) are needed to completely consume 16.6 L of chlorine gas according…

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Q: How many moles (n=?)of carbon dioxide gas occupy a volume of 81.3L, and a temperature of 368 K at…

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

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

A: According to ideal gas equation:

Q: Which of the following relationships with pressure is NOT applicable to ideal gases? a.) direct…

A: IDEAL GAS: A theoretical gaseous system which is made up of molecules that satisfies some specific…

Q: A reaction at −9.0°C evolves 815.mmol of chlorine pentafluoride gas. Calculate the volume of…

A: The gaseous state is the state of matter with least intermolecular force of attraction between…