Determine the total hardness, carbonate hardness, non-carbonate hardness and the alkalinity all expressed in mg/L as CaCO3 of a water sample whose pH is 7.5 and the following concentration of ions reported in mg/L as ion *(Below are the values for the Cations and  Anions)* Cations: (Ca)^2+ = 95               (Mg)^2+ = 37                (Na)^+ = 40                (K)^+ = 6 Anions: (Cl)^- = 110              (SO4)^2- = 200              (HCO3)^- = 175

Q: An increase in pressure of a liquid from 4 MPa to 8 MPa results in change in volume by 0.6%. Then…

A: Increase in pressure from 4 MPa to 8 MPa. Change in volume=0.6%

Q: What is the Henry’s law constant in dimensionless form and atmospheres for a compound that has a…

A: Henry's law: At a constant temperature, the amount of a given gas dissolved in a given type and…

Q: For a sample of water with the ionic composition shown below, the Carbonate and Non-carbonate…

A: given- Concentration of the ions as shown in the table-

Q: Which of the following is/are correct: 1. X, =+ X, 2. X= BOD 3. BOD; = BOD 4. BOD, = where X and Xy…

A:

Q: For the particles in problem 3, determine the percent removal in a sedimentation basin with a depth…

A: Answer  We are given Before flocculation Average diameter = 20 μm  Specific gravity S = 2  After…

Q: 029: The influent BOD concentration is 138 mg/l, E at 20 °OC is 75% the effluent BOD concentration…

A: Find  the effluent BOD concentration?

Q: A fluid's viscosity and unit weight are reduced to 60% and 80%, due to increase in temperature. If…

A:

Q: Communicate the steps during the titration of a weak base with a strong acid. Explain the major…

A: Whenever we titration weak base with strong acid. Phenolphthalein is good indicator. Ph is lies some…

Q: Chlorine gas (7 mg/1 as Cl,) was added to water sample. The free residual chlorine and pH are 2 mg/1…

A:

Q: The total hardness in raw water is 500 milligram per liter as CaCO3. The total hardness of this raw…

A: The total hardness in raw water with, Total hardness=500 mg/L as CaCO3Total hardness=?

Q: The state of stress in a long dam is as shown in the figure, Determine oz in MPa? [E = 200 Gpa, u =…

A:

Q: What is the amount of organic and inorganic material in water? a. Total solids b. Toral suspended…

A: Total solid  Option A correct

Q: (a) Determine the equation of the estimated regression line. (Round all numerical values to four…

A: efficiency for a steel specimen immersed in a phosphating tank is the weight of the phosphate…

Q: The water hardness in an area is reported as 700 ppm total dissolved solids. This is the same…

A: Hardness = 700 ppmWe need to convert the hardness from ppm to %

Q: For a sample of water with the ionic composition shown below, the Carbonate and Non-carbonate…

A:

Q: In the process of biological treatment of wastewater, the concentration of dissolved oxygen (DO) is…

A: Dissolved oxygen is defined as the amount free available oxygen present in water system in dissolved…

Q: 2. A compound used in automobile antifreeze, is 38.7 % C, 9.7% H, and 51.6 % O by mass. Its molar…

A: If we assume we have 100 g of the unknown, then %'s become grams and we then find moles of each…

Q: If the Ksp of Sn(OH)2 (s) is 5.33 x 10-27, what is the solubility of it in the unit of mg/L?

A: Apply formula for solubility  We will find solubility in mol/L from formula Then we have to convert…

Q: Minerals: 55% wt %Organic matrix: 30%, Collagen = 90-96 % of organic matrix Others= 4-10% of organic…

A: given data: density of organic matrix=1 g/cm3density of water= 1 g/cm3density of mineral =3.16…

Q: The total hardness in raw water is 500 milligram per liter as CaCO3. The total hardness of this raw…

A: given- total hardness=500 mg/L as CaCO3Total hardness=?

Q: A water has the following analysis (mg/L as ion or compound): Na+ 20 mg/L 40 mg/L K 30 mg/L 67 mg/L…

A:

Q: For a sample of water with the ionic composition shown below, the Carbonate and Non-carbonate…

A: Equivalent weight=( total weight) / valency Eq wt of CaCO3 = 100/2 = 50mg/l To find carbonate…

Q: The state of stress in a long dam is as shown in the figure, Determine oz in MPa? [E = 200 Gpa, u =…

A:

Q: * PL is greater than LL True O False O Density may expressed as a dry density (including both soil &…

A: The given statement is as follows: PL is greater than LL.

Q: A metal body floats at the interface of water and oil (sp. gr = that 35% of its volume is submerged…

A:

Q: The alkalinity of a water sample is 120 mg/1 as CaCO3. pH of the water sample is found to be 9.…

A:

Q: A water sample contains the following dissolved ions: [Na+] = 75 mg/l [HCO₂] = 250 mg/1 [CH] = 100…

A:

Q: sampie pr0a SIshipup a4 results Milligram per milli- Conceni lon equivalent for the ion (mg.

A: Name of the ion concentration of the ion. (Mg/l (E.W OF CaCo3) /E.W of Species. Hardness it…

Q: A water sample contains  40 mg/L of magnesium, 75 mg/L of calcium, and 10 mg/L of sodium. What is…

A:

Q: 3. Calculate the % composition in terms of mass of a solution obtained by mixing 300g of a 25% & 400…

A: Given-concentration= 300 g of 25% and  400 g of 40%

Q: (b) Demonstrate that the following equation is dimensionally homogenous. [10 %] Ire Yp = Ye + Ayc

A: The above equation is used yo calculate the center of pressure position(yp) from the free surface of…

Q: Assumptions: • Density of Al Cu phase is 4.34 g/cm3 • Density of alpha phase is 2.8 g/cm3 • Assume…

A: :The bulk composition of the unknown sample cannot be determined using the lever rule method and the…

Q: The ratio of volume of air voids to the volume of total voids, is known as CA) Air content O(B)…

A: Porosity is defined as the ratio of volume of void to the total volume of soil . Percentage air void…

Q: Identify the physical properties of the following mineral family, their formation, and uses in Civil…

A: Muscovite is the most common mineral of the mica family. It is an important rock-forming mineral…

Q: 7) As a result of the analysis of raw water, the total ion concentration was found to be 200 mg/L.…

A: Total concentration of ions= 200 mg/LTo find: total hardness in terms of calcium carbonate

Q: 3.2 If an ion exchange water softener has 0.2 m' of ion-exchange resin with an exchange capacity of…

A: 3.2)

Q: Calculate DOl and identify the following structure as determinate,

A: DOI HAS TO CALCULATE OF THE FRAME GIVEN