The average concentration of chloride ion in seawater is 19.353g Cl-/kg. The world health organization recommends that the concentration of Cl- ions in drinking water not exceed 250ppm. How many times as much chloride ion is there in seawater than in maximum concentration allowed in drinking water?

Q: 2.12 Fundamental water quality parameters A municipal water supplier reported concentrations of…

A: Hardness of water Hardness of water is a measure of the total concentration of the calcium and…

Q: The concentration of glucose in blood is usually about 0.10%(w/v). If 7.0 L of blood are in an…

A: The percentage weight by volume (%w/v) of a solution is one of the concentration terms used to…

Q: has been transferred from areas As a system reaches thermal equilibrium, of high to low A) solute;…

A: The heat or thermal energy flows from the high-temperature area to the low-temperature area.

Q: The concentration of a NaCl solution is 25.0% (%w/v). What volume (mL) of this solution contains…

A:

Q: A patient receives 320 mL of a 19% (w/v) aqueous glucose solution.  (a) How many grams of glucose…

A: (w/V)% is calculated by using the equation,

Q: You can purchase hydrochloric acid in a concentrated form that is 37.0% HCl by mass and that has a…

A:

Q: What is the molality of a solution that contains 2.16 g mL of chemical A (denisty = 1.43 g/mL and…

A:

Q: 16.300g of calcium chloride are dissolved in 100.0mL of water. The final solution has avolume of…

A: Density of a solution is dependent upon the mass and the volume of the solution.density = mass…

Q: B The density of comm ercial concentrated HNO3 is 1-41 a /mL. The concentrated acid contains 69%…

A: Molarity :-  The number of moles of solute dissolved in one litre of solution is defined as molarity…

Q: The maximum contaminant level of fluoride (F−)(F−) in drinking water as set by the the Environmental…

A: Parts per million is abbreviated as ppm and is expressed as mg/L. 1 ppm=mgL

Q: How the solubility of gases in liquids effected by temperature and pressure?

A: Gases and liquids are the state of matter. Gaseous particles are far away from each other as they…

Q: The maximum upper limit for the pesticide chlordane (now illegal to use in the U.S.) in domestic…

A: Following are the appropriate answers of the given question .

Q: What mass of MgSO4・7H2O will be contained in 125.0mL of 0.1500 M MgSO4 solution?

A: a mole of substance always weigh its molar mass let a substance has mass m and molar mass m so moles…

Q: What is the normality of 0.0566 M H3PO4?

A: Given: Molarity of H3PO4=0.0566 M Normality of H3PO4=? H3PO4 is a tribasic acid i.e. it has 3…

Q: Calculate the molarity of 153 grams of sucrose, C12H22O11, in 2.60 liters of solution

A: Molarity is defined as the moles of solute in unit litre of solution. Molarity = moles of…

Q: What is the molarity of a solution made from dissolving 15.5 g of MgCl2 (FW 95.2) in sufficient…

A: Given Mass of MgCl2 = 15.5 g Molar mass of MgCl2 = 95.2 g/mol Volume of solution = 250 ml = 250÷1000…

Q: A volume of 125.0 mL of 0.565 M KOH (aq) is diluted with 425.0 mL of pure water.  What is the final…

A:

Q: What is the solubility of KNO; at 25°C in 150 g of water? Solubility Curve for Potassium Nitrate 160…

A: Solubility of KNO3 at 25oC in 100g water is approx. 40 according to the given graph.

Q: What is the molar concentration of sodium chlorate in this sample?

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L)

Q: 2. What is the normality of a solution of 250 g MgC12 dissolved in 1 L of water? (MW= 95.21g/mol)

A: No. of moles of gram equivalents of solute present in 1 L of solution is called Normality (N) N =…

Q: How many grams of calcium phosphate (MM =310.) Ca3(PO4)2? are present in 250. mL saturated solution…

A: The solubility equilibrium in this case will be,…

Q: Calculate the normality of the base in each of the following solutions. a.) 18.5 mL of base…

A: Normality can be defined as the number of gram equivalents of solute present in one liter of a…

Q: 4. How many grams of Cu(NO3)2 (S) are needed to make 0.500 L of 0.200 M solution? a. b. What is the…

A: This is a question with multiple subparts and according to bartleby guidelines I need to solve only…

Q: A typical househol vinegar contains 5.00% v/v acetic acid. If density of acetic acid is 1.05 g/mL,…

A:

Q: Constant monitoring of acceptable concentrations of various dissolved substances is critical to keep…

A:

Q: the

A: This question is related to pollution.

Q: A perchloric acid (HClO4 MWt = 100.5 g/mol) solution is 10.00 %m:m (by mass). The density of the…

A: Following information given in the question - Molar mass of perchloric acid, HClO4 = 100.5 g/mol…

Q: How many milligrams of mercury(I) chloride (Hg2Cl2) must be present in a 325 mL sample of water to…

A:

Q: 9. What is the normality of a solution containing 150g of HCI in a 4.5L solution? MW- H:1, Cl=35

A: Normality is number of gram equivalents presents in 1 liter  of solution called normality  Molar…

Q: Determine the number of grams of KNO3 which will dissolve in 100g of H2O at 100 degrees Celsius.

A: The given temperature of the solution is 100 oC Mass of the solvent, water = 100 g

Q: How many milligrams of mercury(I) chloride (Hg2Cl2) must be present in a 325 mL sample of water to…

A: Since ppm (m/v) is defined as the mass of solute present in 106 mL of solvent  i.e ppm (m/v) = mass…

Q: An aqueous solution of propyl alcohol is made by transfering 21.5 mL of liquid propyl alcohol to a…

A: V/V % is defined as  percent ratio of volume of solute to the volume of solution .

Q: . Does the solubility of solids also depend on the structure of the solvent molecules? Why is that?

A:

Q: Solubility vs. Temperature 150 140 KI 130 120 110 gases NaNO, 100 solids 90 KNO 80 HCI NH CI. 70 60…

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

Q: hat is a colligative property? OA property that depends on the number of particles in solution, but…

A: Colligative property is a property of a solution that is depend upon the ratio between the total…

Q: The process of water molecules surrounding ions to dissolve them is called O salutation O a…

A: Water molecules are surrounding the ions and dissolve them.

Q: What is the molality (m) of Br ions in 5.56 % by mass MgBr2(aq)? The molar mass of magnesium bromide…

A:

Q: An aqueous solution of hydrochloric acid, HCl has a concentration of 7.21 M and a density of…

A: The ratio of mass of particular compound to the mass of solution multiply by 100 is known as percent…

Q: The maximum quantity of lead allowed in drinking water is 0.05 ppm. What mass of lead could be found…

A:

Q: Q1. Write any 4 properties of gases.

A:

Q: ercentage by volume,% v/v

A:

Q: What is the concentration in molarity of a solution which is 2.75 %m/v acetone (MM = 58.08 g/mol )…

A: Dear student, molarity is a method of expressing concentration of a solution.  A solution containing…

Q: If you compare the solubilities of the noble gases in water,you find that solubility increases from…

A: (b) The heavier the gas, the more dispersion force it has, and therefore the more interactions it…

Q: normality of 0.1381 M NaOH

A:

Q: Whilst investigating the combustion of hydrocarbon fuels, a student collected the gases released and…

A: Hydrocarbons are molecules composed of hydrogen and carbon only. Combustion reaction is a reaction…

Q: An aqueous sulfurie acid solution contains 571.6 g of H,SO, per liter of solution. It has a density…

A:

Q: How many mL of a 15% (w/v) solution must be administered to deliver 8.0 g of solute?

A: 15% (w/v) solution = mass of solute in gvolume of solution in mL×100

Q: phosphoric

A: According to the question, Normality of phosphoric acid  = 44.6 N n-factor for phosphoric acid = 3…