2.5 g sample of groundwater was found to contain 5.4 ug of Zn. What is

Q: A 45.9 g sample of ground water is found to have a lead concentration of 19.09 ppm. Calculate the…

A: The mass of solute in mg present in a one-kilogram solution is known as ppm (parts per million)…

Q: The solubility of nitrogen gas is 1.90 mL/dL of blood at 1.00 atm.What is the solubility of nitrogen…

A: The explanation is given below-

Q: A 0.900L sample of sea water is found to contain 6.7 mg Zn. Express concentration in ppm?

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

Q: 5. a)The liquid acetone and water dissolve in each other in all proportions. The liquid acetone…

A: a. Solubility follows the rule of like dissolves like. This means that polar solute is soluble in…

Q: A 10.00 gram sample of stream water was found to contain 2.00x10-6 g lead. What is that…

A:

Q: 2.91 moles of silcon dioxide (SiO2) are dissolved in a 1.93 kg aqueous solution. What are the ppm of…

A: Given,  1. Moles of SiO2 = 2.91 mole  Mass of solution = 1.93 kg  What are the ppm of SiO2 in this…

Q: The molar concentration of 290 ppm of Cs+ (132.91 g/mol) in a solution that has a specific gravity…

A: We have given that  The molar concentration of 290ppm of Cs+ in a solution has specific gravity of…

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

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

Q: 123.0 g sample of hardwater is found to contain 0.015 g of calcium carbonate (CaCO3). What is its…

A: Given information: Mass of solute = 0.015 g Mass of solution = 123.0 g

Q: A 500 mL sample of waste water contains 26.1 µg of mercury, Hg. If the density of the sample is…

A:

Q: A 2.6 g sample of plant tissue was analyzed and found to contain 3.6 μg zinc. What is the…

A:

Q: Wastewater from a cement factory contains 0.25 g of Ca²⁺ ion and 0.056 g of Mg²⁺ ion per 100.0 L…

A: Given: Mass of Ca2+ ion    = 0.25 g Mass of Mg2+ ion   = 0.056 g Density of solution  = 1.001 g/mL…

Q: If 1000 g of water from Luboc River contains 0.0075 g of Ca2+ ion, what is the concentration in ppm…

A: Parts Per Million (ppm) is a measurement of the concentration of dilute solution.

Q: A 42.2 g sample of ground water is found to have a lead concentration of 17.77 ppm. Calculate the…

A: Mass of solute present in 106 or 1 million mass of solution is known as ppm concentration.

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 meant by the phrase "like dissolves like"? O Solutes will dissolve in solvents of similar…

A: Solute It is  substance which has to be dissolved Solvent  It is a substance in which the solute is…

Q: A 3.0 kg sample of pond water contains 3.6 mg of a pollutant. What is the concentration of this…

A: Given information,       3.0 kg sample of pond water contains 3.6 mg of a pollutant.

Q: a) Calculate the concentration of a solution containing 0.0056g Cr(III) in 12 g water as ppm.

A:

Q: If a 750 mL sample of drinking water has lead concentration of 28 ppm, how many grams of lead are in…

A:

Q: A solution of SO2 in water contains 0.00023 g of SO2 per liter of solution. What is the…

A: Given: [SO2] is 0.00023 g/L.

Q: A solution of SO2 in water contains 0.000045 g of SO2 per liter of solution. What is the…

A: The concentration of any solution can be defined as “the amount of solute present in the solvent…

Q: A drinking water plant adds 500. g of fluoride to a water tank containing 500,000 L of drinking…

A: ppm is the abbreviation of parts per million. It is equivalent to mg/L. Conversion of g into mg: 1…

Q: What role does coagulation play in water treatment? Why is it necessary to add ferric chloride?

A: Coagulation is a process that involves the addition of alum in the water.  Alum produces the…

Q: A 1295 mL sample of drinking water was found to contain 91.5 mg of lead. Calculate the concentration…

A:

Q: Oxygen's solubility in water is 0.00412 g/100 mL at 20 °C and 760 mm Hg. Calculate the solubility of…

A: According to the Henry's law, the solubility of a substance is directly proportional to its pressure…

Q: Question attached

A: Mass of blood = 6000 gms Given that, lead content of that sample of blood = 0.62 ppm So, Mass of…

Q: A 83.683.6 g sample of ground water is found to have a lead concentration of 10.3910.39 ppm.…

A: Mass of ground water is 83.6 g. Concentration of lead is 10.39 ppm.

Q: A 40.440.4 g sample of ground water is found to have a lead concentration of 15.8915.89 ppm.…

A: Given : Mass of ground water sample = 40.4 g And concentration of lead i.e Pb = 15.89 ppm

Q: concentration

A:

Q: Seawater contains0.0079 g of Sr2+ per kilogram of water. What is the concentrationof Sr2+ in ppm?

A: The concentration of Sr2+ ions in ppm is calculated as follows:

Q: The mercury content of a stream was believed to be above the minimum considered safe—1 part per…

A: Given: Concentration= 0.68 parts per billion Volume of water= 15.0 L Density= 0.998 g/ml

Q: The maximum concentration of polychlorinated biphenyls (PCBs) in drinking water that is allowed by…

A: The ppb concentration is the ratio between mass of solute to the solution volume, and final value…

Q: We dissolve 99 g of potassium sulfate in 500 g of water.  What is the boiling point of this…

A: Given  mass of K2SO4      = 99 gram  mass of solvent    = 500 gram  1000 gram   = 1 Kg    500 gram…

Q: If you have a solution containing 10 µ MGSO4 dissolved in 100 mg solution calculate the…

A:

Q: 6.67 x 10-3 g of arsenic (As) is found in a 0.600 L sample of water. If the density of this sample…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: What concentration of silver nitrate (in ppm) is present in 750 grams of water that contains 9.0 x…

A: Concentration is defined as the number of moles of solute present in per liter of solution. But the…

Q: concentration in ppm?

A:

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

A:

Q: Industrial wastewater contains 3.60 ppb cadmium, Cd2+. How many mg of Cd2+ could be recovered from a…

A:

Q: An orecontains 2.86 g of silver per ton of ore. What is the concentrationof silver in ppm?

A: The expression to calculate the concentration of silver in ppm is shown below:

Q: 7. What mass of potassium nitrate (KNO3) will dissolve in 200 grams of water at 60°C? 8. Determine…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: The partial pressure of O2  in your lungs varies from 25 mm Hg to 40 mm Hg. What mass of  O2 can…

A: Consider the given information is as follows;

Q: 4. At what temperature will 40 grams of sodium chloride (NaCl) dissolve in 100 grams of water? 5.…

A: We are given the solubility curve at different temperatures for the solubility of the salt per 100 g…

Q: A 2.5-g sample of groundwater was found to contain 5.4 mg of Zn?* What is the concentration of Zn2"…

A:

Q: A solution is formed by dissolving 40 g of KClO3 in to 100 g of water at 70 °C. Explain how much of…

A: Given,  A solution is formed by dissolving 40 g of KClO3 in to 100 g of water at 70 °C.  solubility…

Q: 2. Determine the temperature at which 110 grams of potassium nitrate (KNO3) will dissolve in 100…

A: Given,  2. The temperature at which 110 g of KNO3 dissolved in 100 g of water is:

Q: 4. How many grams of “lead are contained in 6.0 X 10' g of blood if the lead content of that sample…

A: Give, the content of lead in blood sample = 0.62 ppm We can write it as , the content of lead in…

Q: An industrial wastewater contains 3.70 ppb cadmium, Cd2+. How many mg of Cd2+ could be recovered…

A: Since ppb is defined as the  ppb = mass of solute X 109 / ( mass of water ) mass of water given =…

Q: If 2 liters of toluene, SpG = .86, GMW = 92.1 g/mole, spills in a room 60ft x 30ft x 15ft, what is…

A: Given: Volume of toluene = 2 L. And the dimensions of room = 60 ft × 30 ft × 15 ft