Which sample contains more molecules: 2.50L of air at 50°C and 750 mmHg pressure or 2.16L of CO2 at -10°C and 765 mmHg pressure? CO2

Q: You have 3.6 L of H2 gas at 380 mm Hg and 25°C.  What is the pressure of this gas if it is…

A: Ans 250.64mmhg

Q: A 50.0-L tank contains 6.80 kg of propane gas (C3H8; molar mass= 44.09 g/mol). (a) What is…

A: The relationship between pressure ( P ) , Volume ( V ) ,  temperature ( T ) and number of moles of…

Q: Calculate (1) the weight of air removed

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Q: 10. LiOH is used to condition air in spacecraft by absorbing the carbon dioxide exhaled by…

A: According to the balanced equation, 2 moles LiOH can absorb 1 mole CO2.  We can convert the mass of…

Q: How many grams of mercury  (Hg) are produced  from 87.6 grams of mercury (ll) sulfide?  4HgS + 4 Ca…

A: Given, chemical equation4HgS + 4 CaO→4Hg +3CaS +CaSO4Molar mass of mercury sulfide=232.66 g/molmass…

Q: Q: 42.5 L of ammonia (NH3) and 51.0 L of oxygen (O₂), both at STP, react according to the following…

A: Limiting reactant :- A reactant which is present in lesser number of moles than required as per…

Q: SO2 (0.0780mol) and CO2 (0.114mol) are placed in a 750.mL container at 50.0˚C. What is the partial…

A: Ideal gas equation is: PV = nRT…

Q: Can you help with question 3? Thanks!

A: (a)Heat required to increase the temperature of coffee is calculated as followsSpecific heat…

Q: moles

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

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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. A chemist vaporizes, to a gas, a volatile liquid hydrocarbon (CHO) compound, containing carbon…

A: Given that -  Density of the gas = 2.944 g/L  Temperature = 89.3°C = 362.3 K  Pressure = 755.3 mmHg…

Q: Formic acid, HCHO2 is a convenient source of small quantities of carbom monoxide. When warmed with…

A: Reaction involved: HCHO2 → H2O + CO Firstly finding out the PCO  PCO = Ptotal - PH2OPCO  = 689 -…

Q: Methanol (CH3OH) is an important industrial compound that is produced from the reaction CO (g)+2H2…

A: At STP volume of 1 mole of gas is 22.4 L.

Q: What mass of butanol (C4H100) is reacted with oxygen to form 5.37 L of carbon dioxide at a…

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Q: How many milliliters of O2 are consumed in the complete combustion of a sample of hexane, C6H14, if…

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Q: produce 25.0L of O2(g) at 1.55atm and 28.5oC?  2KClO3(s) 2KCl(s) + 3O2

A: The question is based on the concept of Reaction Stoichiometry.   We have to  calculate the mass of…

Q: A container is filled with 0.661 gg of O2O2 at 5∘C∘C and 848 mmHgmmHg .   What is the volume, in…

A: Given: mass of O2=0.661 gTemperature(T)=5oC                            =(5+273) K…

Q: Part A Constants | Periodic Table Hydrogen gas is produced when zinc reacts with sulfuric acid:…

A: Ans : 0.4014 grams of Zinc was consumed.

Q: Consider the following reaction:      2 NaHCO3(s)  -->  Na2CO3(s)  +  CO2(g)  +  H2O(l) How many…

A: A numerical problem based on mole concept, which is to be accomplished.

Q: At 50.6 oC and 2.05 atm, what mass of H2 will react with excess N2 to produce 18.3 L NH3? (R =…

A: Temperature in kelvin -

Q: 2. NażCO3(s) + 2 HCl(aq) → 2 NaCl(aq) + H20(1) + CO2(g) Calculate the volume of CO2 released at 745…

A: According to ideal gas law, the volume of the same number of moles of all gaseous at constant…

Q: 3. A 40 L balloon is filled with gas at 4 atm. What will be its new volume at standard pressure of 1…

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Q: How many grams of phosphorus (P4) are needed to completely consume 78.2 L of chlorine gas according…

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Q: M (no subject)-ftx X + C Mail Francesca X app.101edu.co Homepage-CH X Aktiv Chemistry X G molar mass…

A: Ideal gases are the gases that obey ideal gas equation.

Q: Automobile air bags inflate during a crash or sudden stop by the rapid generation of nitrogen gas…

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Q: Automobile air bags inflate during a crash or sudden stop by the rapid generation of nitrogen gas…

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Q: Unit 11 Q#10 How many grams of aluminum are needed to react with hydrochloric acid to produce 16.6…

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Q: calculate the volume of SO, gas (in mL)

A: Ideal Gas Law :-  PV = nRT  P is the pressure of gas  V is the volume occupied by gas n is the…

Q: Roasting galena [lead(II) sulfide] is an early step in the in-dustrial isolation of lead. How many…

A: The given data contains, mass of PbS=3750 gmolar mass of PbS=239.3 g/moln (PbS)=15.673 molpressure…

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

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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: Can you help with question 2? Thanks!

A: The number of moles of CO2 reacted is calculated as,

Q: 10.00g of O2 and 15.00g N2 are combined in a 20.0L container at 25.00oC O2 32.00g/mol N2 28.02…

A: We have givenMass of O2 = 10  gMolar Mass of O2 = 32 g/moleNo of moles of O2  = Mass of O2Molar mass…

Q: A mixture of xenon and methane gases, at a total pressure of 753 mm Hg, contains 9.14 grams of xenon…

A: Mass of xenon = 9.14 g  Mass of Methane = 2.68 g

Q: the balanced chemical equation: 2C6H6(l) + 15O2(g)  - 12CO2(g) + 6H2O(l) How much CO2 (in L) is…

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Q: A sample of unknown metal (X) of mass 0.116-g reacts with hydrochloric acid to produce 77.5mL of…

A: Given: mass of metal = 0.116 g Temperature = 20 °C pressure of wet gas = 754 mmHg vapor pressure of…