The gas, argon, is found in dry air at sea level at a concentration of 0.934 percent by volume. What is the concentration of Ar expressed in ppm? ppm

Q: A 3.5M solution of Ammonium Carbonate that contains 12.5 g of Ammonium Carbonate has a volume of, O…

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Q: 1. How do the properties of gas mixtures, like the atmosphere, compare with those of other…

A: As per the rules only the first question can be answered.

Q: At 25.0 °C the Henry's Law constant for carbon dioxide (CO,) gas in water is 0.031M/atm. Calculate…

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Q: A chemist adds 36.0 g of sodium chloride to 200 g of water at STP and all of the sodium chloride…

A: We know that, In the solute, Solute and solvent present.

Q: How many mL of concentrated H2SO. (FW = 98.1 g/mol, 94%, d = 1.831 g/ml.) are required to prepare 1…

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Q: What is the temperature of a sample of gas that has 4.5 moles in 40,550 mL at a pressure of 500 mm…

A: The question is based on ideal gas equation. We have to calculate temperature of the gas whose…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: The solutions which follow Rault's law are known as ideal solutions. For an ideal solution, total…

Q: C. 0.950 mg of Hg present in 350 g of solution, what is the Hg concentration in ppm?

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Q: CuSO4— 5H2O  NiCl2— 6H2O    MgSO4— 7H2O        What is the average percent of water in the…

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Q: On a clear day at sea level on Planet Y with a temperature of 25 °C, the partial pressure of N2 in…

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Q: How many parts per million (ppm) is 1mg/L? O 1ppm O 10ppm O100ppm 1000ppm

A: Given  Concentration = 1 mg/ L  ppm  = ?

Q: The gas, ozone, is found in dry air at sea level at a concentration of 2.00x10- percent by volume.…

A: Concentration of solution in percent mass/volume can be expressed as follows,%(m/v) = (mass of the…

Q: How many grams of potassium nitrate can be dissolved in 100 g of water at 50°C

A: The maximum mass of solute that can be dissolved in the given amount of the solvent is known as…

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

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Q: A sample of seawater contains 1.9 g of calcium ions in 5364 kg of solution. What is the calcium ion…

A: Given  Mass of solute (calcium ions) = 1.9 g Mass of solution = 5364 kg = 5346×103 g Concentration…

Q: At 25.0 °C the Henry's Law constant for carbon dioxide (CO,) gas in water is 0.031 M/atm. Calculate…

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Q: 4) Two notable physical properties of oxygen are its low solubility in water and a density greater…

A: We have find out the answer.

Q: Commercially available concentrated sulfuric acid is 18.0 M H2SO4. Calculate the volume of…

A: Given information: Concentration of Stock H2SO4 solution is 18.0 M Concentration of H2SO4 solution…

Q: The global atmospheric concentration in ppm measured at a laboratory in shown in the figure below.…

A: The given graph is : From the given diagram, it can be seen that the carbon dioxide concentration…

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

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Q: How many grams of "lead" are contained in 6.0 X 10 g of blood if the lead content of that sample of…

A: Given Lead content is 0.62 ppm. 0.62 g of lead per million grams of blood.

Q: what is the concentration of neon in the atmosphere in ppm

A: Earth’s atmosphere contains 78% of N and 21% of oxygen and traces of other gases are also found.Air…

Q: A water sample contains the pollutant chlorobenzene with a concentration of 15 ppb (by mass). What…

A: Some pollutant chlorobenzene with a concentration of 15 ppb (by mass) is present in water. The…

Q: How many L of a 7.8% (m/v) sample of salt water contain 1.8 g of salt?

A: Mass of salt = 1.8 g  % (m/V) = 7.8%  Volume of salt = ?

Q: the concentration in parts per billion (ppb)

A: The environmental protection agency (EPA) has set the legal limit, known as the maximum contaminant…

Q: If 14.3 g of NH3 is dissolved in 375. ml of water, what is the concentration of the resulting…

A: Q1) Mass of NH3 = 14.3g Volume of water = 375ml = 0.375L Concentrate of NH3 = 14.3÷0.375g/L…

Q: The recommended limit for safe exposure to sulfur dioxide in the air is 0.000025%. What is this…

A: Given,  Mass percentage of sulfur dioxide in the air = 0.000025%  Then,  What is this concentration…

Q: If there is 0.551 mg of arsenic in 348 g of solution, what is the arsenic concentration in ppm?

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Q: Why does a soda fizz up when opened? Using your understanding about gas laws, explain the…

A: Given: Soda fizz up on opening.  To find: Relate it to gas laws and explain why soda on opening fizz…

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

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Q: The gas, oxygen, is found in dry air at sea level at a concentration of 20.9 percent by volume. What…

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Q: ng. The concentration of glucose is .. ppm.

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Q: How many moles of HBr are present in 0.161 L of a 1.49 M solution?

A: Given : concentration of HBr = 1.49 M And volume of solution = 0.161 L

Q: 1) Some liquids can be distilled, but only at temperatures that are so high that it is impractical,…

A: The explanation is given below-

Q: A 4.55 L sample of water contains 0.115 g of sodium ions.  Determine the concentration of sodium…

A: Given values -> Volume of water = 4.55litere Weight of sodium ion = 0.115gm Density of the…

Q: How many grams of hydrochloric acid are contained in 2.00 L of 0.500 N solution?

A: Given : Normality of hydrochloric acid i.e HCl = 0.500 N And volume of solution = 2.00 L

Q: In New Zealand, the legal blood alcohol limit is 400 ug of alcohol per 1 L of breath. What is this…

A: Ppb is an unit of concentration, where it is denoted as Ppb = (mass of solute in gm / volume of…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.59.…

A: Use Raoult's law for ideal solutions to solve this problem,Psolution = PAo XA + PBoXB where…

Q: You can purchase nitric acid in a concentrated form that is 70.3% HNO3 by mass and has a density of…

A: SOLUTION: Step 1: 70.3 % means 70.3 g of HNO3 in 100 g of solution. The molarity of HNO3 is…

Q: Determine the volume of 10. mol/L H,SO4 solution that is needed to make 1.0 L of 1.0 mol/L solution…

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Q: A 2.20−L sample of water contains 165.0 μ g of lead. Calculate the concentration of lead in ppm.

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Q: The symbol "N"stands for the concentration of solutions in morality normality morality O percentage

A: Given  The symbol = N Concentration terms = Morality Normality  Morality Percentage Which…

Q: How many mL of ethanol is present in 1000mL apple wine with 10.5% by volume ethanol?

A: Given  Percentage v/v ( %v/v) = 10.5 % Volume of apple wine = 1000 mL Volume of ethanol present = ?…

Q: A 801.1 mL aqueous solution of 628.5 mM Na2S is combined with 100.0 mL of an aqueous HCl solution…

A: V = 4.126L  P = 1atm  T = 35.93oC = 309.08K  801.1 mL aqueous solution of 628.5 mM Na2S is reacted…

Q: What is the mole fraction of solute in a 3.66 ? aqueous solution?

A: Mole fraction of solute in a 3.66 m aqueous solution has to be calculated, Formula used: Mole…

Q: A gaseous solution contains 1.6 g oxygen, 16 g sulfur dioxide. and 5.1 g hydrogen sulfide. What is…

A: Given,  A gaseous solution contains 1.6 g oxygen(O2 ) , 16 g sulfur dioxide( SO2 ) and 5.1 g…

Q: What is the mole fraction of NaOH in an aqueous solution that contains 33.9% NaOH by mass?

A: Given,  An aqueous solution contain 33.9% NaOH by mass, the mole fraction of NaOH is:

Q: Calculate the volume in milliliters of a 0.529/molL barium acetate solution that contains 100.mmol…

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Q: Based on the graph below, how many grams of ammonia, NH3, should be dissolved in 300 g of water at…

A: Solubility The amount of solute present in 100 g of solvent is known as solubility. The solubility…