A synthetic sample of water is prepared by adding 100 mg Kaolinite (a clay mineral), 200 mg glucose, 168 mg NaCl, 120 mg MgSO4 and 111 mg CaCl₂ to 1 liter of pure water. The concentrations of total solids (TS) and fixed dissolved solids (FDS) respectively in the solution in rug/L are equal to A 699 and 599 B 599 and 399 C 699 and 199 с D 699 and 399

A synthetic sample of water is prepared by adding 100 mg Kaolinite (a clay mineral), 200 mg glucose, 168 mg NaCl, 120 mg MgSO4 and 111 mg CaCl₂ to 1 liter of pure water. The concentrations of total solids (TS) and fixed dissolved solids (FDS) respectively in the solution in rug/L are equal to A 699 and 599 B 599 and 399 C 699 and 199 с D 699 and 399

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter2: Origin Of Soil And Grain Size

Section: Chapter Questions

Problem 2.14P: A hydrometer test has the following result: Gs = 2.65, temperature of water = 26 C, and L = 10.4 cm...

See similar textbooks

Similar questions

Estimate the clean filter headloss for a proposed new sand filter using the sand. Use thefollowing assumptions: loading rate is 216 m3/d.m2, specific gravity of sand is 2.65, the shapefactor is 0.82, the bed porosity is 0.45, the water temperature is 10oC, and the depth of sandis 0.5 m.
Silt-containing wastewater flowing at a rate of 24.2x103 m3/day was fed to a sedimentation tank with dimensions L= 39 m, W= 8m, H=3m The SG of the particles is 2.68. What would be the smallest particle size (in µm) that can be removed from this operation? Assume flow is within Stokes region and that the particles are spherical. The density and viscosity of water is 1000 kg/m3 and 0.001 kg/m-s, respectively.
A hydrometer test has the following result: Gs = 2.65, temperature of water = 26 C, and L = 10.4 cm at 45 minutes after the start of sedimentation (see Figure 2.25). What is the diameter D of the smallest-size particles that have settled beyond the zone of measurement at that time (that is, t = 45 min)? Figure 2.25 ASTM 152H type of hydrometer placed inside the sedimentation cylinder (Courtesy of Khaled Sobhan, Florida Atlantic University, Boca Raton, Florida)
5. Calculate bentonite volume that must add to 1000 bbl of water base mud to increase its weight from 10ppg to 16ppg ,If:- 1- the final mud volume must be constant 2- The final mud volume may be Change
State the two major purposes of sludge stabilization.
The result of the liquid limit tests where N is the no of blows and w is the water content in % are given as follows: Trial 1 N=11 w=53.9; Trial 2 N=15 w=50.6; Trial 3 N=23 w=48.1; Trial 4 N= 30 w= 46; Trial 5 N= 46 w=43.3; Trial 6 N= 53 w=41. The PL= 25 and the in situ moisture content is 50%. Determine the liquidity index. a.0.91 b.1.25 c.0.56 d.0.59 With FBD if necessary
Design a grit chamber for a wastewater treatment plant with anaverage fow rate of 25,000 m3/d and a peak fow rate of 55,000m3/d. The detention time at peak fow is 3.0 min. The width to depthratio is 2:1. Use a depth of 2 m. The aeration rate is 0.4 m3/min perm of tank length. Determine the total air required and dimensionsof the grit chamber.
The data from a standard Proctor test are shown in the table below.a. Determine the maximum dry unit weight and the optimum water content.b. Plot the zero air voids line.c. Determine the degree of saturation at the maximum dry unit weight.Diameter of mold 101.4 mmHeight of mold 116.7 mmMass of mold 4196.50 gramsSpecific gravity, Gs 2.722
Water inflow to the sedimentation tank is 0.1X m³/sec, water retention time is 1X0 min and depth of the tank is 2.X m. What is the volume and surface area of the tank? What is the overflow rate of tank in m³/day.m² and what is a removal efficiency of particles with the sedimentation velocity 0.0003m/s.X=6 Hand written solution only
A rectangular sedimentation tank is designed with a depth of 3.5 mand a detention time of 1 h. Is the design suffcient to achieve complete removal of particles with a diameter of 0.01 mm? Specifc gravity of the particles is 2.65. The fow rate and temperature of waterare 10,000 m3/d and 20°C, respectively. At 20°C, density of water is998 kg/m3 and dynamic viscosity of water is 10–3 kg/m·s. State anyassumptions you make to calculate your results.
The discharge of water collected from a constant head permeameter in a period of 15 minutes is 500 ml. The internal diameter of the permeameter is 5 cm and the measured difference in head between two gauging points 15 cm vertically apart is 40 cm. Calculate (a) the coefficient of permeability (mm/s), (b) If the dry weight of the 15-cm long sample is 4.86 N and the specific gravity of the solids is 2.65, calculate the seepage velocity (mm/s).
A soil sample was collected by driving steel cylinders of 1000 cm3of volume andmass of 100 g with walls thin enough not to change the original volume of the soil. Every precaution has been taken to preserve the moisture of the sample within the cylinder. Then this sample wasremoved and dried in an oven at 110°C, until constant weight. Obtaining the mass of the cylinder plus soilwet M(s+c+w) and the mass of the cylinder plus dry soil M(s+c) (Table 1). Considering the densityof grains Gs (Table 1) to determine the moisture content, the natural specific weight of the soil, the weightdry specificity, the void ratio and the degree of saturation of the sample.