Find the density of the air at 0 degrees celsius and 1.013 x 105 Pa. One mole of air may be assumed to be 79% nitrogen (Mnitrogen = 28.0 g) and 21% oxygen (Moxygen = 32.0 g)

Q: The Moon is 3.9 x 105 km from Earth's center and 1.5 x 108 km from the Sun enter. The masses of…

A: Solution - According to the question - Given - The gravitational force due to moon by Earth is…

Q: These organic solvents are used to clean compact discs : (a) If a 15.00-mL sample of CD cleaner…

A: Given: Volume =15 mL Mass of CD cleaner= 11.775g

Q: what is the density of carbon dioxide at 300k at 0.987? a.1.76 b.2.76 c.3.76 d.4.76

A: The density of carbon dioxide at 300k is given below.

Q: What is the other name of the specific gravity bottle?  What is the reference standard for gases?…

A: 1. The other name of specific gravity bottle is density bottle because it measures the density of…

Q: Magnesium metal is dropped into hydrochloric acid solution. How many grams of magnesium are needed…

A: Given : Pressure of gas produced = 807 mm Hg  Temperature = 82 oC And volume of gas produced = 3.17…

Q: Hg²* + 2 e →Hg Hg22* + 2 e -→ 2 Hg Hg,Br2 + 2 e → 2 Hg + 2 Br E° = +0.851 V E° = +0.797 V E° =…

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Q: What volume is occupied by 0.25 grams of O2 measured at 25.0℃ and 100.66 kPa?

A: According to ideal gas law, PV = nRT where P = pressure in atm = pressure in KPa / 101.325 = 100.66…

Q: Which of the following is a unit of pressure?  Select ALL that apply. a. kg/m3 b. J c. lb/in2 d.…

A: Which of the following is a unit of pressure?

Q: What is the density of argon gas at STP? Select one: a. 0.562 g/ml b. 1.17 g/ml c. 1.78 g/L d. 1.78…

A: Given information,    Density of argon gas at STP   Density = massvolume

Q: While in Europe, if you drive 101 km per day, how much money would you spend on gas in one week if…

A: Distance traveled per week:101 * 7 = 707 km707 *0.6214 = 439.32 milesWhere 1Km is equivalent to…

Q: According to the ideal gas law, the pressure, temperature, and volume kT where k is a constant of V'…

A: given:  P = KT/V  ................... (1)  hence,  dP/dT =  K/V  ...............  (2)  From (1)    V…

Q: CH,CIO, 25 1.30 3H,t J=7 4 20 2H.9 J=7 PPM

A: The first step involved in the structural identification of a compound is to find out the degree of…

Q: a Table: (This is an example of what your data table should look like.)   Pressure (kPa)…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: A 0.2121-g sample of an organic compound was burned in a stream of oxygen,  and the CO2   produced…

A: The balanced reaction given is, => CO2 +   Ba(OH)2 ---------> BaCO3 + H2O Given : Mass of…

Q: 3. A plastic tank containing a gas of 7.8 L and 5.35 atm at 7 °C weighs 96 g. If the empty tank…

A:

Q: A military jet cruising at an altitude of 12.0 km and speed of 1900. km/h burns fuel at the rate of…

A: Given: Speed of plane = 1900 Km/hr. Rate of fuel consumption = 43.6 L/min. And the total distance to…

Q: Calculate the densities in pounds per cubic foot at standard conditions and the specific gravities…

A: The standard temperature and pressure of an ideal gas are determined as 0°C and 1 atm. The gas…

Q: Given T1 = 21.5°C, V1 = 25.0 mL, and T2 = 316°C, calculate V2

A: T1 = 21.5 oC = 293.65 KT2 = 316 oC = 589.15 KV1 = 25 mL

Q: In (m) 1_-- 283.15 30910 1 X- 8.314 %D 1 atm 331.95

A: 2. Given that : We have to solve the following equation for P2 :

Q: The density of ammonia gas under certain conditons is 0.625g/l. Calculate the density in g/cm^3

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Q: at 1 ATM the density of air is 1.225kg/m^3. calculate density in g/l

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Q: Sodium bicarbonate is reacted with concentrated hydrochloric acid at 37.0 °C and 1.00 atm. The…

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Q: The density of air at ordinary atmospheric pressure and 25°C is 1.1 g/L. What is the mass, in…

A:

Q: The complete combustion of octane, c8h18, produces CO2 and H20. C. How many grams of O2 are needed…

A:

Q: Convert 1244.3 mmHg=. Pa

A:

Q: 5. Calculate the density of phosgene (MW = 98.9 g/mol) at NTP. Express your answer in 2 decimal…

A: We know that ideal gas equation :  PV = nRT = (W/M)RT  Or, PM = (W/V)RT  Or, PM = dRT  Or, density…

Q: The average life expectancy in the United States is 78.7 years. Assuming there are 365.25 days in a…

A: Given that , average life expectancy of US is 78.7 years  And given  1 year = 365.25 days  Complete…

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

A: In the given question we have to find the percentage composition of substance and empherical…

Q: The density of air under ordinary conditions at 25C is 1.19 g/L. How many kilograms of air are in a…

A: Density is a property of matter that is defined by its mass to volume ratio. A pure element density…

Q: The densities of air at −85 °C, 0 °C, and 100 °C are 1.877 g dm−3, 1.294 g dm−3, and 0.946 g dm−3,…

A:

Q: What is the density of air in mg/L if the density is 1.12 x 10³ g/mL? O 1.12 O 1.12 x 106 O 1,12 x…

A: Given Density of air 1.12 x 103 g/mL

Q: If the temperature had been 298C, and the mass of water was 24.942 g, what volume was delivered?

A: Density of a substance is the amount of mass present in per unit volume of substance.…

Q: What volume will 2.7 moles of helium gas occupy at 4.6 atm and 841 K? R = 0.0821fraction numerator…

A:

Q: 1. Give the MW of oxygen gas to 4 significant figures.  From the periodic table, O = 16.00 MW = 2.…

A: Given : Atomic mass of O = 16.00 amu We need to find mass of Oxygen gas molecule.

Q: racter. Oxya cetylene torches rely on a precise mixture of fuel (C,H;(9) to coxygen to optimize the…

A:

Q: In the combustion of butane at 105 kPa and 292 K  2C4H10(g) + 13O2(g) --> 10H2O(g) + 8CO2(g) What…

A: Given: Pressure of butane is 105 kPa Temperature is 292 K Mass of oxygen is 350 g Volume of butane…

Q: Find the pressure A rectangular tan the gasoline is 14 on the bottom. A 130 Ib wom an

A: 1. Given data set: Height (h) = 80 cm We need to calculate the pressure using the formula: P = h*g*d…

Q: Whal mass of C3H8 gas is required (o fil a 25.0 L propane tank to 385 kPa at 28 °C? A. 18.2 g B. 145…

A:

Q: What is the root mean squared speed (in m/s) of He(g) in this room if the temperature of the room is…

A:

Q: micro-syringe has a maximum volume of 50 mL. A chemical reaction known to generate methane gas is…

A:

Q: vinegar?  3. What volume would this amount of gas occupy at room temperature (25.0 °C)? At…

A: Given that -  Mass of sodium bicarbonate = 5.00 g  Pressure = 1.01325×105 pa = 1 atm  Temperature =…

Q: Calculate the density of methane, CH4, at STP. Assume ideal behavior. density:…

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

Q: Ammonium chloride and calcium hydroxide can react. The ammonia that is released in the reaction is…

A:

Q: erform the conversions. 553.4 mmHg = 1.747 atm = Tor atm 659.0 kPa = 850.9 mmHg atm Pa

A: We are given Pressure in different units and we have to change it in different units

Q: Please show all your work for this question using Dimensional Analysis. At STP, how many liters of…

A: At STP  1 mole of gas = 22.4Lt of gas Reaction is 2H2(g) + O2(g) ———>  2H2O(g)

Q: Q) One kg of ethane (C,H) is burned with (0.9) of theoretical air, assuming complete combustion of…

A: Given mass of initial of C2H4 and H2O, and we have to tell the amount of products obtained

Q: Volume (L) 100 80 60 40 20 Temperature (K) 100 200 300 400 500 600 700 800 900 Created by E. Lee for…

A:

Q: 5.(a) Assume for the moment that air consist of 80.00% nitrogen and 20.00% oxygen byvolume. Use…

A: a)P = 1 atmT = 25oC = 298.15 KMass of N2 and O2 can be calculated as below.

Q: Given the gas conversion factor 1 mol = 22.4 L, why couldn’t we just convert 38.0 L?

A: Given that ,1 mol=22.4 L That is 1 mol of any gas at STP has a volume of 22.4 L.So this is known as…

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