Use the kinetic model of gases to explain why lightgases, such as H2 and He, are rare in the Earth's atmospherebut heavier gases, such as 0 2, C02, and N2 are abundant.

Q: 7. In this experiment, after the reaction went to completion, we let the solutions sit to…

A: 8. Detailed Explanation:Ideal Gas BehaviorIdeal Gas Assumptions:No Intermolecular Forces: Ideal…

Q: :uouenb C,H&O7(s) +3 NaHCO3(s) + H2O(1) --> NagC,H8O7(s) + 3H20(1) + 3CO2(g) 188.7 g C6H807(s) is…

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

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Q: Charles' law gives us the biggest clue as to how hot air balloons function, but other factors…

A: Noble  gases are also known as inert gases ,inert gases belongs to 18 th group of periodic table .

Q: A helium-filled weather balloon has a volume of 898 L at 19.9°C and 753 mmHg. It is released and…

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Q: The unbalanced equation for combustion of ethane is: C₂H6(g) + 0₂(g) →→→ CO₂(g) + ______ H₂O(g).…

A: The objective of the question is to give-Balanced Equation.The final pressure.

Q: 1.. (8) СаСО:(s) CaO(s) + CO2(g) -> Calculate the volume of CO2 released at 745 mmHg and 77°C, when…

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is…

Q: Chemical analysis of an unknown compound shows that it contains 64.9%C, 13.5%H, and 21.6% O by mass.…

A: Given  Multipart questions

Q: At an altitude of 11,000 m (a typical cruising altitude for a jet airliner), the air temperature is…

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Q: Consider separate 1.0 liter gaseous samples of N2, Ar, CH4, and CO2 all at STP... (a) Rank the…

A: The gaseous samples given at STP are N2, Ar, CH4, and CO2.

Q: The combustion of octane, C, H, proceeds according to the reaetion shown. 18 2 C,H18() + 25 O,(g) →…

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Q: 5) Ideal and real (van der Waals) gas. The sample of xenon gas with mass of 131 g is placed in a…

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Q: A gas is heated from 262.6 Kelvin to 49.4 ∘∘C and the volume increased from 28.84 liters to 42.91…

A: Initial temperature, T1= 262.6 K Final temperature, T2 = 49.4∘C = 322.55K Initial Volume, V1 = 28.84…

Q: Use the References to access important valties if hee for this quest A sample of gas contains 0.1301…

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Q: The average kinetic energy of the molecules in a gas sample depends only on the temperature, T.…

A: Given R = 8.314 J/(mol.K) T = 485 K

Q: Assume that the atmosphere is at a constant temperature T and that the partial pressure of a gas…

A: On going at higher altitude air molecules become far apart to each each other due to which air…

Q: A 10.0 L flask of helium gas is stored at a temperature of 22.0 °C a A) How many moles of helium gas…

A: An ideal gas is a theoretical gas composed of many randomly moving point particles that are not…

Q: 1. Use a reliable internet source to find a theoretical average value for the partial pressure of…

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Q: Dimethyl ether, CH3OCH3, undergoes gas phase decomposition to form methane, hydrogen gas, and carbon…

A: First calculate the moles of Dimethyl ether :  Moles = [ mass / molar mass ]  Moles = [ 66.92g /…

Q: Mg (s) + HCl (aq) → MgCl2 (aq) + H2 (g) What volume (in L) of H2 at 35 oC and 765 mm Hg can be…

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Q: Sulfur hexafluoride (SF6) is an industrially produced greenhouse gas. Please answer the following…

A: Hi there! as there are multiple sub-parts posted. we are solving first three subparts.  If you need…

Q: Dilute aqueous hydrogen peroxide is used as a bleachingagent and for disinfecting surfaces and small…

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Q: A sample of a breathing mixture for divers contained 34.3% helium, He; 51.7% nitrogen, N2; and 14.0%…

A: We have to calculate the density of the mixture.

Q: A mixture used by divers for breathing purposes contains 34.3% helium (He), 51.7% nitrogen (N2) and…

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Q: 2. The following Maxwell-Boltzmann distribution graph represents a kinetic energy distribution at…

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Q: Report all your results by using significant figures and use dimensional analysis. A flammable gas…

A: The empirical formula is the chemical formula of any compound that represents the proportions of…

Q: 7.) Think about what is happening to molecules in the can as the temperature increases. Tell if the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: P4(g) + Br2(g) --> PBr3(g) What volume of phosphorus tribromide will be produced at 22 oC and…

A: Molar mass of P4 = 124 g/mol Hence moles of phosphorus reacting = mass / molar mass = 48.5 / 124 =…

Q: The average kinetic energy of the molecules in a gas sample depends only on the temperature, T.…

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Q: At 100 kPa and 0 °C, a 5.04 L mixture of methane (CH4) and propane (C3H8) combusts, producing 18.0 g…

A: In this question, we have to Calculate the mole fraction of each gas in the initial mixture.

Q: weather balloon is filled with helium to a volume of 355 LL at 16 ∘C∘C and 761 mmHgmmHg . The…

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Q: 1.44. The van der Waals constant b can be used to estimate molecular sizes, assuming the molecules…

A: This problem is based on Real gas equation of van der Waals equation. The solution is given below.

Q: 5. A tank filled with C₂H6 gas is kept at 50.00°C and 130 atm. (A) Calculate the density of the gas,…

A: The ideal gas law is defined as:PV = mRT/M.where P = pressure, V = volume, T = temperature, and m=…

Q: Calculate the average kinetic energies of H2(g) molecules at 5 °C and at 150 °C.

A: The answer to the following question is-

Q: xactly 25 °C (or 298.15 K) and collected in a 100-mL eudiometer. The experiment was done under a…

A: The balanced equation for the decomposition of KClO3(s) is: 2KClO3(s)  ----> 2KCl(s) + 3O2(g)

Q: A container holds SO₂ gas at a temperature of 60.0°C. Calculate the quantities below in the…

A: Formulae used: Vmp = 2RTM Eavg=32RT Vrms = 3RTM

Q: If 65 grams of Zn are reacted with excess HCl, approximately what volume of H2 gas will be produced…

A: The Volume of Hydrogen gas = 24.63

Q: 7. You are given two samples of gas at identical P, T, and V, all near room temperature. Gas A is…

A: Root mean square speed is calculated as: vrms=3RTMm  vrms∝1Mm Average kinetic energy of gases is…

Q: Match each of the following with its correct answer Based on Boyle's law, the volume occupies by any…

A: We have to predict the blanks .

Q: 1.) This reaction occurs in large test tube at 32.0oC: 2 Al (s)  + 3 H2SO4(aq) ---> 6 H2 (g)  +…

A: The balanced reaction taking place is given as, => 2 Al (s) + 3 H2SO4 (aq) -------> 6 H2 (g) +…

Q: A box contains equal amounts of helium, argon, and krypton (all gases) at 25 °C. Using complete…

A: At a particular temperature, all gases have same average kinetic energy. It is the kinetic theory of…

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

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Q: Consider the following reaction: 2SO2(g) + O2(g)-> 2SO3(g) What is the theoretical yield of SO3 ? If…

A: Answer:The reactant that is exhausted first in the chemical reaction and decides the yield of…

Q: Patrences In 1897 the Swedish explorer Andree tried to reach the North Pole in a balloon. The…

A: Volume of balloon = 4800m3. % loss of Hydrogen = 20% Therefore, volume of Hydrogen to be released to…

Q: Consider the reaction of NO2  If 23.8L of O2(g), measured at 35oC and 632mmHg is allowed to react…

A: Using Ideal gas law we can determine how many moles of O2 present in the reaction. Using…

Q: If pressure is expressed in atmospheres and volume is expressed in liters, PAVhas units of Latm…

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Q: What volume of carbon dioxide gas (in mL) is produced when 346 mL of acetylene gas undergoes…

A: Here, we have to find the volume of carbon dioxide gas that will be produced when 346 mL of…