How are impurities separated from bauxite ore to get pure alumina?

Q: Read the entire procedure and the recommended safety precautions. you think extra pieces of calcium…

A: Detail explanation of the above question is given below.

Q: how would I calculate the molarity ( in units of micromolar) of the phosphate of tube 7, with the…

A: Number of moles of a substance refer to the unit of amount. One mole of a substance can be defined…

Q: Topic : Removal of Azo Dyes in Wastewater Using Bubble Treatment Make an introduction about the…

A: Introduction :  Wastewater treatment system is made up of a number of specific technologies that…

Q: Which of the following casting technique is used for a metallic product that requires high…

A: Die - casting, investment casting, plaster casting, and sand casting, each provide their own unique…

Q: Chromium (III) sulfate is used for decorative plating. Determine the amount of time in hours needed…

A:

Q: copper and other minerals, what imaging technique

A: Ans. EPMA is electron probe microanalysis or also known as wavelength-dispersive electron microprobe…

Q: 1. Color of spots: Cu Ni Fe ...... 2. Ion requiring no development is 3. Ammonia develops a color.…

A: 1) Color - Cu2+ -- clear light blue Fe3+ -- clear pale yellow Ni2+ -- clear green 2) Fe3+ 3) Blue 4)…

Q: EDTA solution?

A: Given: Mixed solution =28.55mL Amount of MgCl2 solution =2.60mL

Q: Si hacemos reaccionar 3 gramos de Aluminio ¿Cuanto cloruro de aluminio se producira?

A: 14.82g of AlCl3.

Q: Unknown A 12 20 15 25

A: The titration curve given is,

Q: التلج يطفو على الماء لأن كثافته *kglm 109 0.92. ما هي النسبة الحجمية المغمورة تحت سطح الماء من قطعة…

A:

Q: Which of the following are chemical changes?         mold Distillation of Salt Water Cutting Fabric…

A: In chemical changes two or more substances combine to obtain a new substance which is totally…

Q: Consider you have aqueous bluish copper (11) chloride and Zn metal. Describe the given materials as…

A: Matter is a substance that has a defined mass and shape and possess energy in certain form. It is…

Q: Describe Werner’s Theory?

A:

Q: Questions Describe the steps involved in the preparation of a metallographic sample: Sectioning…

A: Metallographic examination utilises inverted optical light for inspection of material grain Sizing…

Q: Which of the following is true about heavy metals and their environmental impact? O a. Coffee and…

A: A metal is a substance with a glossy look that conducts electricity and heat reasonably effectively…

Q: How much 0.0500 M EDTA is needed to titrate the Mg and Ca in a 0.2385-g sample that is 92.5%…

A: Given,  Molarity of EDTA = 0.0500 M  Mass of the sample = 0.2385 g  Mass percent of dolomite = 92.5%…

Q: HOW TO MONITOR WASTE FOR WASTE CONTAINING ARSENIC OR ITS COMPOUND ?

A: Arsenic :  As (Arsenic) is a non-essential, nonmetallic carcinogenic element, occurs in many…

Q: Briefly describe the sample preparation method for SEM analysis of the following     A small…

A: Answer - SEM analysis - Scanning Electron Microscopy, or SEM analysis, provides high-resolution…

Q: Should EDTA solutions be stored and kept long in bottle containers? Why?

A: Solution is made up of two components: solute and solvent. Solute which is present in major amount…

Q: _ _ _ _ _ _ _ _   Also called as Crushing or pulverizing, it is the process of decreasing the size…

A: 1) Also called as Crushing or pulverizing, it is the process of decreasing the size of the ore.

Q: Charcoal is a good absorbing agent due to its large surface area that can attract particles to its…

A: To solve this problem we have to know about charcoal .

Q: 7 ०००० A B D HⓇ दे ञ्ढ A) B) O D)

A:

Q: How many grams of nickel can be electroplated from Ni2+ using 12 amps for 2.0 hours?   53 g   26 g…

A: Given:-  t=2 hrs  =2×60×60  =7200 sNote: 1 hr=60 min        1 min=60 secI=12 amps

Q: Illustrate/draw: Grain orientation  Random Preferred This topic is about  Metals in chemistry.

A:

Q: Which metal is used as needle for scanning tunneling microscopy? Rh O Ag Pt OW

A: Given,  Which metal is used as needle for scanning tunneling microscopy?

Q: Which materials are used in the manufacturing of cell phones.Write an essay of 300 words on the…

A: Introduction: We have to tell what are the materials used in the manufacture of cell phones.

Q: 1. The plates were "pre-baked" at >120°C. Why is this step necessary?

A: 1. It is necessary otherwise it will create problem during TLC. Solvent will not move properly. So,…

Q: complete all missing parts

A:

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: How can tungsten be conserved if it accidentally becomes contaminated?

A: Allowing the tungsten to touch the weld pool is one of the most common causes of contamination. This…

Q: Which precaution must be taken when working with bromine?    Work under a well-ventilated hood…

A: Which precaution must be taken when working with bromine?    Work under a well-ventilated hood…

Q: Glass is a notorious source of metal ion contamination. Three glass bottles were crushed and sieved…

A: Given data, 5.2 μm is the extracted concentration of Al. 0.200 L is the volume of the solution.…

Q: If the lead can be extracted with 92.5%% efficiency, what mass of ore is required to make a lead…

A:

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: What are the environmental implications of nanotechnology?

A:

Q: In the sodium metal test, what is the purpose of adding anhydrous calcium sulfate?

A: Drying agents (also called desiccants) come in various forms and have found widespread use in foods,…

Q: In all roasting processes the solid material has a small particle size because.. Select all that…

A: Roasting is a step of the processing of certain ores. The ore has already been partially purified…

Q: Name an application of adsorption on carbon in daily life.

A: answer- application of adsorption on carbon in daily life Activated carbon is an effective adsorbent…

Q: The standard addition technique was used for the voltammetric analysis of a Cd2+ sample. From the…

A: If we plot the curve, we got this

Q: Red and yellow make pink. OTrue O False

A: Ans- Red  and yellow make orange. And  red and white make pink color.

Q: What is silazation ?

A: Silanization is the covering of a surface with organofunctional alkoxysilane molecules.

Q: What are chemical properties of dielectrics?

A: The correct answer is given below

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…