Q: Calculate the ppm Fe in the water sample
A:
Q: A 0.4567 g sample of a ruthenium containing ore was dissolved in acid, treated appropriately to…
A: Given - Mass of ore = 0.4567 g Volume of solution = 50.00 ml Absorbance of solution = 0.600 To find…
Q: Write down three possible applications of the analytical ultracentrifuge
A: Analytical ultracentrifugation (AUC) is a versatile and powerful method for the quantitative…
Q: Calculate the hardness of water in terms of ppm CaCo3, V used, M EDTA, and Average M EDTA, Ave. ppm…
A: Ca2+ of the CaCO3 reacts with EDTA to form M-EDTA complex.. Mass of CaCO3=0.3889g Molar mass of…
Q: An sample of eggshell that weighs 1.0014g and is 51μm thick is titrated with disodium EDTA. A…
A: The major component of eggshells is calcium carbonate. The analysis is done by reacting the calcium…
Q: Q3. Give four factors that determine the suitability of drying agent in drying organic liquids
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Q: 17. A well is drilled through a hydrocarbon-bearing formation which is at its irreducible water…
A:
Q: Discussion of the result of the Charpy test on Mild steel & Carbon steel
A: Charpy test determines the toughness or impact strength of the material in the presence of a flaw or…
Q: A chemistry student carried out an experiment with a conducting apparatus (ammeter) similar to the…
A: H2SO4 and Ba(OH)2 is a acid base neutralization reaction. H2SO4+ Ba(OH)2-BaSO4 + H2O In this…
Q: 15. Which of the following is used for size reduction? heating mantle desiccator rotovap pestle &…
A: Size reduction is a process in which the large particles are broken into small particles.
Q: Name 5 different purification methods for cobalt(II) sulphate (CoSO4.7H2O)
A: The chemicals used for various purposes should be completely free from any type of impurities.…
Q: 5. Permanganatometry is used to quantify? A) Iron (II) sulfate B) Zinc sulfate C) Silver nitrate D)…
A: Permanganometry is one of the techniques used in chemical quantitative analysis. It is a redox…
Q: Given the following: Feed weight = 1 kg Feed grade = 16 grams per ton Concentrate Weight = 126.03 g…
A: Since we are given fees weight = 1 kg and feed grade =1 gm per ton So feed grade for 1kg = (16gm…
Q: How many hours are required to plate a 0.01 mm thick layer of Cr on an object whose area is 200 cm2…
A:
Q: What is oxidiation number?
A: Oxidation number: it is defined as the charge (real or imaginary) when an atom appears to have when…
Q: Determine of hardness by complaxo matric method (EDTA method)
A: Water may be hard or soft. Hard water contains dissolved salts of calcium and magnesium, mostly…
Q: addition of HCI O vigorous effervescence O carbonate ion etching of the glass
A: Given : We have to find out odd one out.
Q: Carbon tetrachloride is highly combustible * true false O Option 3
A:
Q: Which of the following chemical tests can be used to distinguish the two compounds? (a) Lucas test…
A: The solution is given below -
Q: A sample of iron ore weighing 800 mg was treated with HNO3 , boiled to dryness and redissolved in…
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Q: one of the following indicators is suitable for iodometry O a. mordant black O b. methyl red O c.…
A: In this question, we will see which indicator is used for iodometry titration. You can see details…
Q: is 5 kg/ day. The residual concentration after 10 min contact is 0.1 mg/L. Calculate the dosage and…
A:
Q: 't you need to accurately
A: In the iodometric method the reaction taking place in the determination of copper is represented by…
Q: A 10.0-mL aliquot of a standard manganese solution containing 62.5 mg/L of Mn is oxidized to MnO4-…
A:
Q: Chemical reagents in the laboratory can be classified into various grades. Name and explain the use…
A: Please find your solution below : The various grades of chemical reagents used in laboratory are as…
Q: Give the applications of semidry scrubbing system?
A: A dry scrubber, also called as dry scrubber system, is defined as the pollution control equipment…
Q: Weight of Crucible Weight of sample Weight of ash after incineration 15.254g 3.12g 0.18
A:
Q: 4.Determination of hardness by clark's test
A: Hardness of water is caused by the the dissolved calcium and magnesium ions present in the water.…
Q: Concentration of known Absorbance of known iron solutions iron solution (in mg/liter) 1.0 mg/liter…
A: Concentration of unknown Iron sample from graph is determined as 2.05 mg/L…
Q: atomic absorption.
A: Atomic absorption spectroscopy is a spectroanalytical technique used for the quantitative…
Q: Anode deposition technique is used to prepare thin films of polymers. * true OError
A: Yes ,thin film of polymer is deposited on anode in this method.
Q: What the benefits of EDTA in industry, chemistry or medicine.
A: EDTA stands for Ethylene-diamine-tetraacetic-acid. It is actually an carboxylic acid with amine…
Q: please use excel to calculate Fe analysis by ICPMS. 1') Generate a standard curve 2') calculate the…
A: 1. Given data to generate the standard curve:
Q: lon source in mass spectrometry, which statement is correct None The anode is more negative than the…
A: In mass spectroscopy, the electrons are produced or ejected from a heated filament placed at…
Q: Determination of hardness by complaxo matric method ( EDTA method).
A: Hardness of water is because of calcium and magnesium salts that are dissolved in water. It can be…
Q: What is the balanced equation for the combustion of C8H7NO2SBrCl in aC,H,N,S elemental analyzer?
A: The balanced equation for the combustion of C8H7NO2SBrCl has to be given.
Q: 5. The detection limits reported for Aluminum with ICP-AES and GFAAS are 2 ppb and 5 pg,…
A: Because of its longer seeing path, axial view has larger detection limits. It's also less linear and…
Q: one of the following tests is usually carried by infra red f raw materials in British pharmacopeia O…
A: Answer - The correct option is (c) - identification The British Pharmacopoeia (BP) makes an…
Q: recovery boilers the bottom ash hoved as molten ash in perature of about 00-500 °C 00-600 °C 00-700…
A: Ash are the solid remnants of fires.
Q: A water sample was analyzed for the total hardness through the reaction between the sample and EDTA.…
A: The hardness of water is determined by the concentration of magnesium and calcium ions in water.…
Q: The protein concentration of a protein isolate was determined using the Bradford assay. Five…
A: A question based on tools in analytical chemistry that is to be accomplished.
Q: -. NaOCI
A: NaOCl Na →+1 O → -2 (+1)+(x)+(-2)=0 Cl →+1
Q: 9. ou wish to adapt the AA method to measure the amount of iron in leaf tissues. Theminimum amount…
A: A. Mass of leaf = 6.025 g Mass% of fe in the leaf =0.0025% Mass of fe in grams = Convert…
Q: The standard addition technique was used for the voltammetric analysis of a Cd2+ sample. From the…
A: For the working electrode we can choose among several different materials, including mercury,…
Q: A pH electrode has poor selectivity at high pH values as the ___ ion interferes. Hydrogen…
A: PH meter is made up of glass electrode and it is sensitive towards hydrogen ion (H+).
Q: Using a 10mL pipette, you prepare a standard solution by pipetting 10.00mL of the standard iron…
A: The explanation is given below-
Q: wing Iikely increase the yleld of recrystallized benzoic acid? O a. A fluted filter paper was used…
A: Option c is correct
Q: 3. Which property or minerals is the least reliable? Luster O Hardness Scratch Test
A: and crystal structure. Properties of minerals means their chemical composition ( from which they…
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