In 2017, the atmospheric mixing ratio of CO2 is approximately 410 ppmv. In order to bring the concentration down to pre-industrial levels (275 ppmv), how many teragrams (Tg) of carbon need to be sequestered? (1 ppmv of CO2 = 2184.82 Tg of C)

Q: 1. An air mixture contains 0.00015 mol CO in 10 mol of air. What is the CO concentration in ppmv?…

A: Given number of moles of CO = 1.5 × 10-4 molesTotal moles of the mixture = 10 mole

Q: If the atmospheric burden of CO2 increases by 27.0 Gt (gigatonnes, 1Gt= 1 x 1012kg) over a given…

A: Given:  Current CO2 concentration = 408.3 ppm Increase in CO2 atmospheric burden = 27 GT = 27 x 1012…

Q: What is the molar concentration of HNO3 (63.0 g/mol) in a solution that has a specific gravity of…

A: Given that, Molar mass of HNO3 = ( 63.0 g/mol) Specific gravity = 1.15  And 65% (%w/w) of HNO3…

Q: What animals in the Epipelagic Zone is a producers, consumer, and decomposer

A: Ans) In the epipelagic zone, cyanobacteria and phytoplankters receive enough light for…

Q: Sodium carbonate (Naz CO3) is used to neutralize the sulfuric acid spill. How many kilograms of…

A:

Q: Write the balanced chemical equation for the synthesis of acetylsalicylic acid and methyl…

A:

Q: It is a soil-forming regime that occurs in humid tropical and subtropical climates as a result of…

A: In humid tropical and subtropical region soluble minerals of soil are washed and insoluble content…

Q: 25 ppm of CaCO3 was found in the water sample obtained on the lake in the nearby town. Calculate the…

A: Given :  Concentration of CaCO3 = 25 ppm  Volume of water sample = 10 litres  Density of water = 997…

Q: 5. Why is decantation rather than filtration the preferred method of separating the salt from the…

A:

Q: How much CO2 is produced when 1 tonne of benzene (C6H6) is combusted in an oxygen-only atmosphere?

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

Q: weighed 3.893 g of Nickel(II) Chloride Hexahydrate, dissolved it in water and reacted it with an…

A:

Q: Ethanol is accidentally spilled into a 500,000 m’ pond, where it is degraded by microbial action…

A:

Q: 3. You have al quart bottle of a 9 (w/v)% aqueous solution of H2O2, that decomposes in your cabinet…

A: 3. In the given problem we are provided with 1 quart bottle of 9% (w/v) H2O2 solution. The 1 quart…

Q: The Ksp value for calcium sulfate [CaSO4] is 2.40 X 10*5 and a professor made 1825 mL of a CaSO4(29)…

A: Ca+² = 0.375 M + ( 6.39 × 10-⁵ M ) Ca+² = 0.375063 M   The new Concentration (Molarity) of Ca+² =…

Q: A town requiring 20 m3/s drinking water has two sources, a local well with 60 g/m3 nitrate and a…

A: Drinking water requirement in town=20m3/s or 20 m3 of water per second nitrate in local well =60g/m3…

Q: Calculate the amount of air by mass required for complete combustion of 2000 kg of coke assuming…

A: Mass of carbon and its purity, for which the amount of air required for the complete combustion is…

Q: What is the equivalent weight per mole of carbonic acid? a. 4 b. 2 c.1 d. 3

A: Here the formula used will be   Number if equivalents= moles x the n factor  Here the n factor for…

Q: Given that the molecular weight of MgSO 4 is 120.4, what is the mass fraction of MgSO 4 in magnesium…

A: From given data  Molecular weight of MgSO4 = 120.4  Also Molecular weight of monohydrate (H2O) is…

Q: Briefly describe the difference from PM 2.5 and PM 10 . PM-Particulate Matter

A: given  PM 2.5 PM 10

Q: The rate at which a solid substance dissolves varies directly as the amount of undissolved solid…

A: Given, 2 grams of A dissolves in 1 hour

Q: in the oxidation of ethane: 2CH+70 4 CO, + 6 H,0 how many moles of O, are required to react with 1…

A: Given :-  2 C2H6 + 7 O2 →4 CO2 + 6 H2O  To calculate :-  number of moles of O2 required for 1 mol…

Q: The density of concentrated ammonia, which is 28.0% w/w NH3, is 0.899 g/mL. What volume of this…

A:

Q: 1. What is the mass concentration of water vapor (g H2O per m3 of air) in a liquid-water doud at a…

A: Given,

Q: Seawater contains an average of 1.08 x 103 ppm of Na* and 270 ppm of SO42. Calculate the molar…

A: Given, Concentration of Na+ ion = 1.08 * 103 ppm Concentration of SO42- ion = 270 ppm Average…

Q: 3.) At the end of 2009, global population was about 6.8 billion people. What mass of glucose…

A:

Q: 2 The mass of Earth's atmosphere is 5.3 x 10 metric tons. The atmospheric abundance of helium is 0.7…

A: The mass of helium present in the atmosphere in metric tons can be determined from the mass of the…

Q: A Hospital pharmacist wants to use three lots ZnO ointment containing repectively 50%, 20% and 5%…

A:

Q: The primary use of 1,2‐dichloroethane, ClCH2CH2Cl, is to make vinyl chloride, which is then…

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

Q: 2- A solution of concentrated HCl has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCl.…

A: Formality is concentration term, it is the number of formula mass in grams present in one liter of…

Q: The water sample from the polluted estuary (number 4), was then subjected to a series of…

A: Many problems in analytical chemistry begin with the need to identify what is present in a sample.…

Q: Q2/A) A liquefied mixture 200 kg has the following composition by mass :- (C,H10 20% , CsH12 30% ,…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Which value is closest to the mass of Zno e produced when 50.0 g ZnS is heated in an open vessel…

A: Given :- mass of ZnS = 50.0 g  To calculate :- mass of ZnO (in g)  Molar mass of ZnS = 97 g/mol…

Q: 4 . What mass in mg of Fe2+ would be in 686g of drinking water if it was at the safe limit of…

A: In this question, we want to determine the mass of Fe2+ in mg unit.  You can see details Solution…

Q: • A batch of cleaning solution consists of a mixture of the following: 4000L of ethanol (900kg/m³) •…

A:

Q: What volume, in milliliters, of sodium acetate 1:150 (w/v) solution do you need to obtain 1.5 mEq…

A: The volume of sodium acetate solution (1:150 ; w/v) is 18.45 mL.

Q: Convert the BOD concentration of 160 mg/L in the primary effluent into BOD loading rate in terms of…

A: The explanation is given below-

Q: Calculate the amount of CO2 emitted in jordan from gasolene ( C8H17) powered vehicles Assume the…

A:

Q: b). A wastewater contains 7.2 mg L-1 phosphorus and is treated with 15 mg L-1 aluminum in the form…

A: Solution -

Q: photosynthesis

A:

Q: This

A: According to the question, a 235.2 g sample of ground water is analyzed for calcium. The Ca2+ in the…

Q: 3. A 0.5g mixture contains SiO2 , NaCI & NH.CL. After Sublimation 0.4 g left was dissolved to…

A: The percent composition of the mixture containing SiO2, NaCl and NH4Cl is to be calculated. Given:…

Q: What is the method of analysis for the chemical pollutants of soil pollution?

A: The most common soil pollutants are heavy metals such as Lead (Pb), Mercury(Hg), Arsenic(As) ,…

Q: What is the final percentage concentration of a calamine lotion containing a zinc oxide if the…

A:

Q: A commercial 737 jet transporting 143 passengers and 5 crew members from Kansas city (MCI) to…

A: Given data,Mass of fuel=11800lbwe know,1lb=453.592gMass of fuel=11800×453.592g=5352390gC:H=1:2

Q: Is it acceptable to recycle the containers of hazardous chemicals? Why or why not? Explain your…

A: Yes , it is  acceptable to recycle the containers of hazardous chemicals. The residue within empty…

Q: A particle diagram is a symbolic representation of atoms and molecules at the microscopic level. Whi…

A: The combination of ions in an appropriate molar ratio produces an ionic compound. Example: potassium…

Q: 7. Given that the kf of water in a car radiator filled with liquid in the ratio of 62 g of ethylene…

A:

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.