0.9gm/500ml/NaoH/Na=23/O=16/H=D1

Q: How can you dilute a 2.00 M KOH(aq) solution to make 100.0 mL of a 0.050 M KOH(aq) solution? O…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Terpin hydrate elixir should have _ mL of alcohol to make 250 mL elixir to ensure it will have 43%…

A: Given:: Volume of elixer = 250 ml  Strength of alcohol = 43% Volume of alcohol = ?

Q: to reach the

A: To find the amount of chlorine added is given as,

Q: 14 12 10 - 8 4 2 10 20 30 40 50 Volume of acid added (mL) Hd

A: The titration curve given is,

Q: 20. 50 ml of a 0.874 M HNO3 solution is diluted to 0.250 l.  What is the concentration of the…

A: Given values: Initial volume: V1 = 50 mL Initial concentration: C1= 0.874 mL Final volume: V2 = 0.25…

Q: By experiment, the normality of H2SO4 was found to be 0.5172. If 39.65 ml of this acid neutralized…

A: 1. Given in the question =  Normality of H2SO4 solution = 0.5172  Volume of acid = 39.65 mL Volume…

Q: A sample (50 mL) of a bottled water was added to a 100 mL volumetric flask and then diluted to the…

A: The dilution takes place twice. First the original sample (50 mL) is diluted to 100 mL stock…

Q: The volume of 0.16M NaOH needed to react with 40 mL of 0.12M H2SO4 is     30 mL     40 mL…

A: Given Molarity of H2SO4 = 0.12 M Volume of H2SO4 = 40 ml = 0.04 L Molarity of NaOH = 0.16 M

Q: If 50. mL of solution containing 2.0 x 103 ppm sodium ion is diluted to 4.0 L, what is the final…

A:

Q: the mass percent of an unknown NaCl solution with a conductivity of 1,566 uS/cm?

A: We have to find mass percent of an unknown NaCl solution with a conductivity of 1,566 uS/cm.  Given…

Q: Ex1: Calculate the molar concentration of HNO, (63.0 g/mol) in a solution that has a specific…

A: Molar concentration is a widely used concentration method. It has units of mol/liter. It is defined…

Q: A calibration curve of KCl conductivity (y-axis) vs concentration (mass percent, x-axis) is made.…

A: Given data: Equation of line: y = 578.3x + 0.380 y-axis contains conductivity values and x-axis…

Q: A 9.97 M solution of NaOH has a density of 1.33 g/cm3 at 20°C.  Assume you have 1.00 L of solution.…

A: 1. First calculate the mole of NaOH. NaOH moles=1.00L×9.97M=9.97mol Next the mass of NaOH, solution…

Q: Calculate the amount of ferrous ammonium sulfate [Fe(NH­4)2(SO4)2•6H2O](MM = 392.14 g/mol) needed to…

A: In order to calculate the required strength of the solution, first of all calculate the amount of…

Q: 1. What mass (in g) of MnSO4•H2O is needed to prepare 50.0 mL of 350. ppm MnSO4 (d=1.00 g/mL)? (a)…

A: We know that, ppm = (mass of solute/volume of solution)x106

Q: 10.00 mL of 1.10 M  HCl  diluted to 0.450 L

A:

Q: I diluted a solution of 10mL to a final volume of 1L. The final concentration was 0.05M. What was…

A: Given that : Initial volume of solution = 10 mL Final volume of solution = 1 L = 1000 mL Final…

Q: 0.8 M HCl was diluted to a fixed volume of 500 ml. If the new concentration is 0.20 M, what was the…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Calculate the quantity of 0.250 M NaCI needed to prepare 250 ml of 0.010 M NaCl. Оа.1 ml ОБ. 100 mL…

A:

Q: 139.1 mg of NaCl (MM=58.44 g) is dissolved in 373.08 L of water. What is the concentration of Na+…

A: Given that,  Amount of NaCl to be dissolve in water = 139.1 mg  Mass of Na+  in 139.1 g, m = (139.1…

Q: A stock standard of uric acid contains 100 mg/100 ml. A working standard is made by diluting the…

A: Stock standard of uric acid contains 100 mg/100 ml.  Which means 100 ml stock solution contains 100…

Q: A student creates a calibration plot for serial dilutions of Cu(NO3)2. A graph of concentration in M…

A: Given : y = 0.345x - 0.11 Mass of solution = 100 grams  To find  :  Grams of Cu ( NO3 )2 Grams of…

Q: Exactly 1.00 grams of granular table salt was dissolved in deionized water up to 500 mL. An aliquot…

A:

Q: How to prepare 300 ml of 0.4 N of Ca (OH) 2 (Mol. wt.74), By dissolving 8.88 gram in 300 ml H20 By…

A: Normality is the number of gram equivalents of the solute dissolved per liter of the solution. It is…

Q: The concentration of the HCl solution obtained by Mix 150 mL HCI, 0.4 M with 100 mL of HCl is... A.…

A: Given: Molarity M1 of 1st HCl = 0.4 M Volume V1 of 1st HCl = 150 mL Volume V2 of 2nd HCl = 100 mL…

Q: How many mL 12.0M nitric acid are needed to make 625mL 0.11M nitric acid?

A:

Q: A 15 meter by 12 meter pool of water has a depth of 3.0 meters. What mass of silver ion is present…

A: Parts per million (PPM) is unit of measurement used in expressing very dilute concentration level of…

Q: Calculate the volume of nitrogen dioxide gas in mL required to make 10.0 g nitric acid at STP. 3NO2…

A:

Q: Exactly 1.00 grams of granular table salt was dissolved in deionized water up to 500 mL. An aliquot…

A:

Q: How much of the preservative is needed to prepare a 120-mL preparation of Aluminum hydroxide gel…

A:

Q: Prepare 1500mL of 0.5N H2SO4 solution with specific gravity of 1.84g/mL and assay of 97%. Write the…

A:

Q: Dissolution 0.01 M HCI Distilled H20 Concentration (mg/ml) Total amount Concentration (mg/ml) Time A…

A: Dissolution is the process where a solute in gaseous, liquid, or solid phase dissolves in a solvent…

Q: A serum calcium concentration is 9.5 mg/dl. Express this in meq/L.

A: Serum calcium concentration = 9.5 mg/dl. serum calcium concentration (in meq/L ) = ?

Q: Calculate the temporary and total hardness of a water sample containing Mg(HCO3)2= 73mg/L,…

A: Given :           Mg(HCO3)2 = 73 mg/L           Ca(HCO3)2 = 162 mg/L           MgCl2 = 95 mg/L…

Q: What volume of 0.10 M NAOH is required to neutralize 45.0 ml of 0.8M hydroiodic acid, HI? A. 36 mL…

A: given:  Molarity of NaOH=0.10M Molarity of HI=0.8M Volume of HI=45ml   To find: The Volume of NaOH

Q: 114.7 mg of NaCl (MM=58.44 g) is dissolved in 246.42 L of water. What is the concentration of Na+…

A: A numerical problem based on concept of solutions, which is to be accomplished.

Q: You are provided with a stock solution of 100. ppm quinine. All solutions will be prepared in 50-mL…

A: Given data is: Concentration of H2SO4 = 0.05 M Volume,V1 = 50 mL a.   C1V1=C2V2  (100.0 ppm) (V1) =…

Q: A dilution of benzene in methanol is made by placing 1.5 mL benzene (density of benzene is 0.879…

A: Concentration of benzene can be calculated from the mass of benzene dissolved in solution.

Q: Too much iron in drinking water can cause the following undesirable effects: rusty color; sediment;…

A: 1) Concentration in ppm is given by  volume of water = 3.82 X 104 L = 3.82 X 107 mL…

Q: Determine the percentage solution 1. 0.25 g sodium chloride diluted to 100 mL = %3D

A:

Q: 1. A 100-fold dilution (1/100-dilution; 1 part sample: 99 parts diluent, most of the time water) of…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: uves of Selected Compounds 150 140 130 120 110 100 NaNO, 90 80 70 60 50 NH CI KCI 40 Naci 30 20…

A: From the graph: It is clear that the slope of KNO3 is maximum. While the slope of other are not less…

Q: Calculate the amount of ferrous ammonium sulfate [Fe(NH­4)2(SO4)2•6H2O](MM = 392.14 g/mol) needed to…

A: Amount of ferrous ammonium sulfate can be calculated from the concentration and volume of solution.

Q: Number of equivalents in  2.00 M Ca^2+ 4.00 M Br^- 2.65 M PO_4^3-

A: Normality =No of equivalent weightsVolume in LNormality = M × nLet us consider the volume= 1LNo of…

Q: The density of concentrated ammonia, which is 28.0% w/w NH3 is 0.899 g/mL. What volume of this…

A: Given, Concentration of concentrated ammonia solution = 28.0 % w/w Density of NH3 solution = 0.899…

Q: The spectroscopic data given in the table was generated for two different concentrations of a…

A: Plot is

Q: lable Preparatiol Of Standard affeine SOlutions Standard [Caffeine] (mg L-1 or ppm) Volume of Volume…

A: Standard [Caffeine], mg /L or ppm Vol of caffeine stock, mL Vol of internal standard, mL…

Q: 320 g of a sample of Mg with a coating of Mgo on its surface needed 20 ml 0.1 M HCL for complete…

A:

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.