A 3.0 kg sample of pond water contains 3.6 mg of a pollutant. What is the concentration of this pollutant in ppm?

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: What is the concentration in ppm of a solution which is prepared by dissolving 15 mg of NaCl in 200…

A: ppm of solution = (mass of solute/ mass of solution) * 106 Mass of solute = 15 mg or 0.015 g Mass of…

Q: 6 × 10-3 g oxygen is dissolved per kg of sea water. Calculate the ppm of oxygen in sea water.

A: Given data contains. Mass of oxygen is 6×10-3g. Mass of sea water is 1 kg=1000 g

Q: how many grams  of active ingredient are in 2L of a 5% solution

A: Given :-  %w/v = 5%  Volume of solution = 2L  To calculate :-  Mass of active ingredient (in grams)

Q: Glucose makes up about 0.10% by mass of human blood. Ca alate concentration in ppm

A: Here the question ask to calculate the concentration in the unit ppm that is parts per million. ppm…

Q: The maximum allowable concentration of lead in drinking water is 9.0 ppb. How many grams of lead are…

A: Volume of solution = volume of water                                 = 60 m3 = 60 x 106 mL

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

A:

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

A:

Q: What is the mass of lead in 7.8⋅10^3  g of blood if the lead content is 0.40  ppm?

A: ppm, i.e., parts per million is defined as the mass of a solute (in milli gram) present in 1 L of…

Q: What is the osmotic pressure of 0.450% MgCl2 saline solution? Is it soluble in water?  can it…

A: Given:concentration of MgCl2, c= 0.45vant-hoff factor for MgCl2 , i= 3unversal gas constant, R=…

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: 3. In the United States, drinking water cannot contain more than 5 x 10-8 gram of arsenic per gram…

A:

Q: 1. Are following mixtures solutions, colloids or suspensions? a. yogurt b.soft drink

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

Q: Based on the properties of water, why do non-polar compounds such as fats and oils not dissolve well…

A: Like dissolves like principle: ‘Like dissolves like’ principle says that polar compounds including…

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

A:

Q: A pill weighing 325 mg contains the following. What is the concentration of each in ppm ? A. 12.5 mg…

A: Part a:Given:12.5 mg Captopril and mass of pill = 325 mgFormula to calculate concentration in…

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: How many mg of mercury are contained in a 150. g sample of tissue that has a mercury concentration…

A: Given :  mass of sample of tissue = 150. g  concentration of mercury in sample = 0.20 ppb  To…

Q: W.H.2;How much Cl ions are contained in 5 L solution 28 ppm? K

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: If tap water contains 2.35 x 10^-3 M CaCO3, calculate the concentration of CaCO3 in ppm.

A: In this question, we want to determine the Concentration of CaCO3 in ppm  How we can convert…

Q: How many grams of lead is contained in 6.0 × 10^3 gram of blood if the lead content is 0.62 ppm

A: The question is based on concepts of dimensional analysis. we have to systematically calculate mass…

Q: How is the solubility of solid NaCl in water affected by each of the following changes? a.…

A: Generally, the solubility of solids increase with increase in temperature. External pressure has…

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 is the concentration in ppb of an 200,000 mg solution that contains 0.048 mg of solute?

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

Q: A commercial pesticide formulation contains 1.0 g deltametrin in 1L solution. what is its…

A: Given : Mass of solute = 1.0 g Mass of solution = 1 L

Q: How many grams of a drug substance should be added to 1800 mL of water to make a 10% (w/w) solution?

A: Density of water = 1g/mlThus, Weight of water = 1800 gLet weight of drug added = xw/w solution = 10%…

Q: concentration

A:

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

A:

Q: What is the concentration in ppb of lead in a chemical spill, if there is 0.030 mg in 1.6kg of soil?

A: The concentration in ppb is defined as

Q: A solution of lead sulfate (PbSO4) contains 0.425 g of lead sulfate in 100.0 g of water.  What is…

A: Given that : Mass of PbSO4 = 0.425 g Mass of water = 100.0g Total mass of the solution = 0.425g +…

Q: concentration in ppm?

A:

Q: A solution contains 11 ppb of toluene. This means that ___.

A: The ppb stands for parts per billion.  It is a unit used to measure a very small amount of quantity.…

Q: parts per billion, ppb?

A:

Q: A sample of 250.0 g of water is found to contain 148 mg Cd. What is this concentration in ppm?

A: Given that, We have a sample which contains 148 mg Cd in 250 g of water. We have to determine the…

Q: How many grams of a drug substance should be added to 1800 ml. of water to make a 10% (w/w)…

A: Concentration: It can be defined by saying that, "The amount of solute present in the given quantity…

Q: 5 g of potassium chlorate are added to 300 mL of water at 20°C how many more grams must be added to…

A: Dissolving of a substance is a physical property of a substance. Solubility of the substance  is the…

Q: A Vitamin C packet is added to a glass of water containing 270.0 mL of water. The Vitamin C packet…

A: Given that: Volume of water = 270.0 mL Mass of vitamin C = 1000.0 mg = 1 g Density of water = 1.00…

Q: How many grams of glucose are present in 750 mLs of a 5.0 % m/v glucose solution?

A: Given, 750 mLs of a 5.0 % m/v glucose solution

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: In the United States, drinking water cannot contain more than 5 x 10- 8 grams of arsenic per gram of…

A: Parts per million is used when the concentration of solute is very small.  1 ppm of solution contain…

Q: You want to dissolve 1.22g of Mgf2 in 100 ml of water. What would the concentration solution be?

A: Given: Mass of MgF2 = 1.22 g Volume of water = 100 ml Known: Molar mass of MgF2 = 62.30 g/mol

Q: According to the EPA, when the concentration of lead in tap water reaches 15 ppb, certain remedial…

A: We know ppb is parts per billion  Thus ppb concentration can be determined by  ppb = mass of…

Q: . A true solution is homogenous and said to have only one phase. What is a “phase”? 2. Do you think…

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

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: What is the concentration in ppm of a solution containing 0.75mg of fluoride in 150ml of tap water?

A:

Q: 5. Based on the graph, overall, what happens to the solubility of gascous solutes like CO, when…

A: Answer: This graph is giving us the interpretation of solubility of a gas (CO2) with respect to…

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 =…