Calculate the saturation or equilibrium concentration (mg/L) of oxygen, nitrogen, and carbon dioxide in water at 0, 20 and 40degrees Celius., assuming that their percentage by volume in the atmosphere is 21%, 79%, and 0.03%, respectively at 1 atm.

Q: Explain the use of the LIDAR technique in atmospheric monitoring. In particular, describe the…

A: The full form of LIDAR is light detection and ranging. It  is an optical remote sensing technology…

Q: Q2: Calculate the mole fraction of 15 % (w/w) CeH12O6?

A: NOTE : Since there is no information about the solute is given. Hence we can assume it to be water.…

Q: The average daily mass of O2 taken up by sewage dischargedin the United States is 59 g per person.…

A: The average daily mass of 02 taken up by sewage discharged in the United States is 59 g per person.…

Q: A 500mL sample of O2 gas at 24 degrees Celsius was prepared by decomposing a 3% aqueous solution of…

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Q: B At an underwater depth of 250 ft, the What should the mole percent of oxyg for the partial…

A: The partial pressure of a gas is the part of the total pressure which work on the given gas. It is…

Q: Mass of CO2 formed early = 1.2 x 106 g The world burns approximately 3.8×1012 kg of fossil fuel per…

A: The volume of CO2 can be calculated as

Q: Evaluate the effects of nitrogen and phosphorus from agricultural activities to the water bodies

A: The substance (natural/synthetic) that is supplied to the plants externally in order to provide an…

Q: What is the concentration of neon in the atmosphere in molecules per liter, assuming an atmospheric…

A: Given, atmospheric pressure = 730 Torr Now, in atmosphere mixture of gases are present including…

Q: 6. What is the mole fraction of calcium chloriIde in 3.35 m CaCl, (aq)? The molar mass of CaCl, is…

A: Given: Molality of CaCl2 = 3.35 m Molar mass of water = 18.02 g/mol

Q: ) Explain the concepts cycling and nitrogen circulation in brief in oil and gas ??

A: Chemical cycling describes systems of repeated circulation of chemicals between other compounds,…

Q: A mixture of helium and neon gases at 281 K contains 3 times the number of helium atoms as neon…

A: Given : Number of helium atoms = 3 X number of neon atoms. Temperature = 281 K  And concentration…

Q: What is the volume (in liters) occupied by 49.4 g of HCl at STP?

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Q: Gold is found in seawater at very low levels, about 0.05 ppb by mass. Assuming that gold is worth…

A: The concentration of gold is 0.05 ppb (parts per billion). This means it consists of 0.05 g of gold…

Q: 1. What is the % yield of hydrogen if 5.93L are collected in a mylar balloon at 1.50 atm & 19°C from…

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Q: The concentration of O2 in water required to support aerobic aquatic life is about 4 .0 mg dm-3 .…

A: The minimum partial pressure of oxygen in the atmosphere that can achieve this concentration of…

Q: ) i) A liter of sulfuric acid solution containing 147.0 g of H2SO4 has a density of 1.29 g/cm³.…

A: Mass percent or weight percent of a solution is the mass of the solute by the mass of the solution…

Q: In a hydrogen bond between two chemical species, there is an H-bond donor and an H-bond acceptor.…

A: Whenever a molecule contains a hydrogen atom linked to a highly electronegative atom( only F, O and…

Q: A commercial mercury vapor analyzer can detect, in air, concentrations of gaseous Hg atoms (which…

A: \

Q: What is a marine calcifier and what are the effects of acidification on marine calcifiers?

A: Marine calcier : Biodiversity in ocean eco-system, is quite large. Starting from a very small…

Q: What volume in liters of fluorine gas is needed to form 225 L of sulfur hexafluoride gas if the…

A: Given :  1. Mass of C6H12O6 = 21.3 gm  2. Volume of SF6 gas = 225 L  Pressure = 2 atm  Temperature =…

Q: What is the mole fraction of commercial Concentrated hydrofluoric acid which is 55.0% HF by mass?

A: The concentration of the hydrofluoric acid is = 55.0% (by mass) The molar mass of HF is = 20.01…

Q: 2) Calculate the freezing point of A, in °C, from this data: AH: (KJ/mole) S (J/mole K) A(s) -25.3…

A: Enthalpy of the reaction, (∆rH) is the difference between the enthalpy of formation (∆fH) of product…

Q: The atmosphere contains about 5.2×10^15 t of air. What mass in metric tons of carbon dioxide is in…

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Q: What volume in liters of fluorine gas is needed to form 231 L of sulfur hexafluoride gas if the…

A: Given reaction S +3F2→ SF6

Q: Ozone depletion at mid-latitudes may be caused by the denitrification of cold sulphuric acid…

A: Denitrification may be defined as the permanent removal of NOy from an airmass by the gravitational…

Q: (i) State the meaning of ppm. (ii) A sample of 3.25 cm of bromine vapour leaks into a laboratory.…

A: Parts per million is abbreviated as ppm. It can be expressed as milligrams per Litre (mg/L). This…

Q: Since CO2 makes up 0.0355% of the atmosphere (on the average) calculate the molar fraction of…

A:

Q: Where is the mineral oil contained in the set-up for the determination of atmoshperic gases? A ID…

A: Displacement of the liquid height in the glass tubing (contained in D) is essential for the…

Q: The average concentration of carbon monoxide in air in an Ohio city in 2006 was 3.5ppm. Calculate…

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Q: The estimated average concentration of carbon monoxide in air in the United States in 1991 was…

A: Given: Volume (V) of gas = 1.0 L Pressure (P) of gas = 754 torr                      P = 754 atm/760…

Q: If helium is released into one end of a glass tube of 2.00 meters at the same time krypton is…

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Q: A student, following the procedure described to evaluate the Gas Law Constant, collected the…

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Q: Fish need oxygen to live, just as we do.  But they live under water.  Explain how that is possible.

A: Yes, Fish need oxygen to live Just like all animals, They have gills as their respiratory organs.…

Q: If helium is released into one end of a glass tube of 2.00 meters at the same time krypton is…

A: Interpretation- To determine that where krypton end will meet when helium is released into one end…

Q: What pressure is required to achieve a CO2 concentration of 0.0690 mol L' at 20° C?

A: Pressure required to achieve CO2 concentration of 0.0690 mol L-1 at 20 0C can be calculated by using…

Q: Is barium sultate predicted to be more or less soluble that CASO4? Explain.

A: CaSO4 is slightly soluble in water, whereas BaSO4 is almost insoluble in water. Solubility of…

Q: Hydrogen bond can form among water molecules, proteins and nucleic acids. For a hydrogen bond, there…

A: The definition of hydrogen bond is a chemical bond between the hydrogen atom and an electronegative…

Q: The Ogallala aquifer described in the Closer Look box in, provides 82% of the drinking water for…

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Q: in the following reaction, 27.1 mL of o2(g) is collected over water at 23*C and barometric pressure…

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Q: 73. A 500.-mL sample of O2 gas at 24 °C was prepared by decom- posing a 3% aqueous solution of…

A: According tom Dalton's law of partial pressure, Pressure in a container = Sum of partial pressures…

Q: If 27.2 g of potassium carbonate is reacted with 125 ml of .700 M hydrobromic acid in 3.5 L vessel…

A: K2CO3 + HBr ==> 2 KBr + CO2 + H2O  Given data:  Total pressure = 757 torr Vapor pressure of water…

Q: 1. Hydrogen peroxide, H2O2, is used by some water treatment systems to remove the disagreeable odor…

A: Mole fraction is the ratio of the number of moles of solute of interest to the total moles present…

Q: MASS-VOLUME 1. What is the mass of calcium carbonate must be heated to form 200 L of carbon…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: Could you help me with #8? I included a picture of the phase diagram that was given.

A: Critical point: a point on a phase diagram at which both the liquid and gas phases of a substance…

Q: How many liters of sulfur dioxide gas can be produced at STP by the addition of 9.98 mol of…

A: HCl + Na2SO3 ---> SO2  + NaCl + H2O Balance the reaction by equalizing the number of atoms of…

Q: What volume does 1.5 x 1024 molecules of CO2 occupy at STP7

A: Since we know that one mole of a gas at STP has 22.4 L volume.  And we also know that  1 mol any…

Q: Phosphorus pentachloride reacts violently with water togive a mixture of phosphoric acid and…

A: A chemical equation is a short form notation which is generally used to indicate a reaction. In a…