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Carbonates ISA Mr Preston

Nov 05, 2013· Carbonates ISA Mr Preston Tuesday, November 5, 2013. The hypothesis. The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to a sample until it stops fizzing Posted by Mr Ben Preston at 2:53 AM No comments: Email This BlogThis!

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help me for my chemistry isa exam? Yahoo Answers

Apr 17, 2013· help me for my chemistry isa exam? ok, so the investigation that we are doing it on is about finding how much carbonate is in a sample of ores. our hypothesis is: the amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. for my planning sheet i have wrote my method for the actual

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Cambridge Assessment International Education Cambridge

1 (a)A student is provided with samples of six metal carbonate ores, known to be ores of the metals barium, calcium, copper, iron, lead and zinc. All the ores contain carbonateions and some might also contain hydroxide ions. Each ore sample is ground up and a measured mass of the ore is reacted with an excess of dilute hydrochloric acid.

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What is the gas produced when sodium carbonate mixes with

Carbonate salt reacts with acids to form Carbon Dioxide gas. Water is also given out. Na2CO3 + HCl → NaCl + CO2 + H2O

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I have an isa exam coming up.? Yahoo Answers

Oct 15, 2013· The hypothesis is 'the amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. I have to write a method,equipment,risk assessment issues and a context.

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I have an ISA to do and I need the Context! I also need

Hypothesis: The amount of Carbonate in an Ore Sample can be measured by adding Hydrochloric Acid to the sample until it stops fizzing. Science I can tell you that the independant variable is carbonate, the dependant variable is the fizzing (carbon bubbles), and the control variable is the hydrochloric acid.

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An ore on treatment with dilute hydrochloric acid produces

Dec 02, 2018· An ore on treatment with dilute hydrochloric acid produces brisk effervescence. What type of ore is this? What steps will be required to obtain metal from 2557197

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Identifying Carbonate Rocks & Minerals With Hydrochloric Acid!

Mar 18, 2020· Hydrochloric acid testing is one of the easiest methods for determining carbonate minerals and rocks like malachite, azurite, dolomite, calcite, quartz carbonate, rhodochrostite and

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Azurite Wikipedia

Azurite is soft, with a Mohs hardness of only 3.5 to 4. The specific gravity of azurite is 3.77 to 3.89. Azurite is destroyed by heat, losing carbon dioxide and water to form black, copper(II) oxide powder. Characteristic of a carbonate, specimens effervesce upon treatment with hydrochloric acid. Color

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how to measure carbonate in an ore sample

isa carbonate ores hydrochloric acid.pdf FREE PDF DOWNLOAD NOW!!! Learn more Info for Support how to measure carbonate in an ore sample . Read More. Effect of stone Size and Mineral Mixing on Carbonate from an ‘ore geology calcite and dolomite in synthetic samples or carbonate .

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Identifying Carbonate Rocks & Minerals With Hydrochloric Acid!

Mar 18, 2020· Hydrochloric acid testing is one of the easiest methods for determining carbonate minerals and rocks like malachite, azurite, dolomite, calcite, quartz carbonate, rhodochrostite and more. Every

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Need help with my science ISA? Yahoo Answers

Sep 18, 2013· Hypothesis: The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. Can you please help me with the: equipment list,variables, data sources, risk assessment and the context. Please Help

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I have an ISA to do and I need the Context! I also need

Hypothesis: The amount of Carbonate in an Ore Sample can be measured by adding Hydrochloric Acid to the sample until it stops fizzing. Science I can tell you that the independant variable is carbonate, the dependant variable is the fizzing (carbon bubbles), and the control variable is the hydrochloric acid.

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how to measure carbonate in an ore sample

isa carbonate ores hydrochloric acid.pdf FREE PDF DOWNLOAD NOW!!! Learn more Info for Support how to measure carbonate in an ore sample . Read More. Effect of stone Size and Mineral Mixing on Carbonate from an ‘ore geology calcite and dolomite in synthetic samples or carbonate .

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An ore on treatment with dilute hydrochloric acid produces

An ore on treatment with dilute hydrochloric acid produces brisk effervescence. What type of ore is this? What steps will be required to obtain metal from 2557197

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Azurite Wikipedia

Azurite is soft, with a Mohs hardness of only 3.5 to 4. The specific gravity of azurite is 3.77 to 3.89. Azurite is destroyed by heat, losing carbon dioxide and water to form black, copper(II) oxide powder. Characteristic of a carbonate, specimens effervesce upon treatment with hydrochloric acid. Color

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gcse chemistry isa question. please help?! (need answer

Sep 21, 2013· The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. QUESTION. Describe briefly how you would carry out a preliminary investigation to find suitable values to use for this investigation.

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Hydrochloric Acid (HCL) PetroDMO

Hydrochloric acid is an important and widely used chemical. The largest end uses for hydrochloric acid are steel pickling, oil well acidizing, stone manufacturing, producing calcium chloride, and ore processing. Steel Pickling. Hydrochloric acid is used in pickling operations for

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Measuring the Amount of Metal Carbonate in an Ore.

• Dilute hydrochloric acid 1 mole per dm3 Method: 1. Measure out an amount of metal carbonate ore. 2. Place the copper carbonate ore into a 250 cm3 beaker 3. Measure out exactly 25 cm3 of hydrochloric acid 4. Pour the hydrochloric acid into the beaker of copper carbonate ore, start the stop clock then swirl once 5.

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Bulk Chemicals BASF

As one of the most important bulk chemicals, hydrochloric acid is used in various applications. It serves for the processing of ores as well as for the manufacturing of leather. Furthermore, hydrochloric acid is applied in the stone industry. BASF offers hydrochloric acid in various grades, meeting always highest purity standards.

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Titration of Sodium Carbonate With Hydrochloric Acid

When you add a hydrochloric acid (HCl) solution to a solution of sodium carbonate (Na 2 CO 3), the hydrogen ion in HCl switches places with one of the sodium ions in Na 2 CO 3 to produce sodium hydrogencarbonate, also known as sodium bicarbonate (baking soda), and sodium chloride (salt).

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What are the reactants of hydrochloric acid? Quora

You ask a very diverse question, since HCl is an acid, here is an answer, in partGaseous hydrogen chloride reacts with active metals and their oxides, hydroxides, and carbonates to produce chlorides. These reactions occur readily only in the pres...

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An ore on treatment with dilute hydrochloric acid toppr

Dec 26, 2019· An ore on treatment with dilute hydrochloric acid gives back effervescence. From the following list, what type of ore is this? [sulfide, carbonate, phosphate, nitrate] December 26, 2019 Narottam Shakeel. An ore gives carbon dioxide on treatment with dilute acid . What steps will you take to convert such a ore in to free metal? 1 Verified

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What is the stone equation of zinc carbonate and

Jun 21, 2018· hydrochloric acid + zinc carbonate arrow zinc chloride + carbon dioxide + water 2HCl(aq) + ZnCO3(s) arrow ZnCl2(aq) + CO2(g) + H2O(l)

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Bulk Chemicals BASF

As one of the most important bulk chemicals, hydrochloric acid is used in various applications. It serves for the processing of ores as well as for the manufacturing of leather. Furthermore, hydrochloric acid is applied in the stone industry. BASF offers hydrochloric acid in various grades, meeting always highest purity standards.

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Titration of Sodium Carbonate With Hydrochloric Acid

When you add a hydrochloric acid (HCl) solution to a solution of sodium carbonate (Na 2 CO 3), the hydrogen ion in HCl switches places with one of the sodium ions in Na 2 CO 3 to produce sodium hydrogencarbonate, also known as sodium bicarbonate (baking soda), and sodium chloride (salt).

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What are the reactants of hydrochloric acid? Quora

You ask a very diverse question, since HCl is an acid, here is an answer, in partGaseous hydrogen chloride reacts with active metals and their oxides, hydroxides, and carbonates to produce chlorides. These reactions occur readily only in the pres...

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An ore on treatment with dilute hydrochloric acid toppr

Dec 26, 2019· An ore on treatment with dilute hydrochloric acid gives back effervescence. From the following list, what type of ore is this? [sulfide, carbonate, phosphate, nitrate] December 26, 2019 Narottam Shakeel. An ore gives carbon dioxide on treatment with dilute acid . What steps will you take to convert such a ore in to free metal? 1 Verified

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What is the stone equation of zinc carbonate and

Jun 21, 2018· hydrochloric acid + zinc carbonate arrow zinc chloride + carbon dioxide + water 2HCl(aq) + ZnCO3(s) arrow ZnCl2(aq) + CO2(g) + H2O(l)

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Hydrochloric Acid an overview ScienceDirect Topics

Hydrochloric acid (HCl) is commonly used acid for carbonate acidizing treatments, due to its low cost and fast reaction with carbonate rock types (limestone and dolomite). It is mostly used with the concentration of 15% (by weight) solution, to provide enough dissolving power of acid and limit the corrosion of well tubulars.

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amount of carbonate in an ore gcse tavernazeus-ahaus.nl

GCSE chemistry ISA help · The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. Question: Describe briefly how you would carry out a preliminary investigation to find suitable values to use for this investigation. Get price

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Name: New Document 1

the (hydrochloric) acid / (calcium) carbonate is used up accept because the (calcium) carbonate has neutralised the (hydrochloric) acid OR have been used up (1) the graph line becomes horizontal / levels out (1) OR stays the same / no change (1) ignore reference to graph line no further reaction (1) 1

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Carbonate Minerals ThoughtCo

Jan 10, 2020· It usually forms dull-white, sugary-looking grains but may take on other pale colors. If its hardness and its appearance aren't enough to identify calcite, the acid test, in which cold dilute hydrochloric acid (or white vinegar) produces bubbles of carbon dioxide on the mineral's surface, is

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Is sodium carbonate and hydrochloric acid exothermic Answers

The carbonate ion is the conjugate base of a diprotic acid. If you react an equal number of moles of hydrochloric acid and sodium carbonate, the carbonate will only be partially neutralized you

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CU1.3 Ores Basildon Science Google Sites

Some ores don't have much copper carbonate in them and the company want to find the one with the most so it can make the most money. Hypothesis The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. Research sources:

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reaction metal carbonate with acid YouTube

Jul 11, 2012· my 1st video chemistry's project. reaction between zinc carbonate with sulphuric acid to produce zinc sulphate,carbon dioxide and water.

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Chemical tests for the metal content of various ores

Copper: Copper is a very easy mineral to test for. First crush the ore and dissolve it in nitric acid by heating. Then dilute with some water, and add ammonia. The solution should turn dark blue. The carbonate ores of copper do not extend deep in the mine. Their places are taken by copper pyrites.

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OPTIMIZATION OF DOLOMITE ORE LEACHING IN

the dolomite ore leaching efficiency was about 83%. keywords: optimization, dolomite ore, hydrochloric acid, leaching, Taguchi method 1. INTRODUCTION Dolomite (CaCO3·MgCO3, carbonate of calcium and magnesium) is different from limestone and contains minimum 45%

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Is sodium carbonate and hydrochloric acid exothermic Answers

The carbonate ion is the conjugate base of a diprotic acid. If you react an equal number of moles of hydrochloric acid and sodium carbonate, the carbonate will only be partially neutralized you

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CU1.3 Ores Basildon Science Google Sites

Some ores don't have much copper carbonate in them and the company want to find the one with the most so it can make the most money. Hypothesis The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing. Research sources:

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reaction metal carbonate with acid YouTube

Jul 11, 2012· my 1st video chemistry's project. reaction between zinc carbonate with sulphuric acid to produce zinc sulphate,carbon dioxide and water.

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Chemical tests for the metal content of various ores

Copper: Copper is a very easy mineral to test for. First crush the ore and dissolve it in nitric acid by heating. Then dilute with some water, and add ammonia. The solution should turn dark blue. The carbonate ores of copper do not extend deep in the mine. Their places are taken by copper pyrites.

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OPTIMIZATION OF DOLOMITE ORE LEACHING IN

the dolomite ore leaching efficiency was about 83%. keywords: optimization, dolomite ore, hydrochloric acid, leaching, Taguchi method 1. INTRODUCTION Dolomite (CaCO3·MgCO3, carbonate of calcium and magnesium) is different from limestone and contains minimum 45%

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Why carbonate and sulphide Ores are usually converted into

Carbonate and Sulphide ores are usually converted into oxides because it is easier to obtain metals from the oxides by the process of Reduction. To get pure Metals from Sulphide Ores we usually use a process named as Roasting. Metallic Magnesium is obtained from its Carbonate ore by the process of Calcination. MgCO3 ----> MgO + CO2

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Study 44 Terms CHEM-131 Test 2 Flashcards Quizlet

The reaction between strontium hydroxide and chloric acid produces _____. A) a molecular compound and a weak electrolyte which would be the best for the lining of a tank intended for use in storage of hydrochloric acid? A) copper B) zinc C) nickel D) iron it is easily replaced by silver in its ores E) it undergoes a disproportionation

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PowerPoint Presentation

- ‘The amount of carbonate in an ore sample can be measured by adding hydrochloric acid to the sample until it stops fizzing.’ Suggested contexts where to locate a quarry to obtain ore from, or comparing ores to determine the location likely to produce the most metal. Hypothesis ‘The angle of reflection depends upon the angle of

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OPTIMIZATION STUDY OF A NIGERIAN DOLOMITE ORE

The optimum condition for leaching dolomite ore in hydrochloric acid solutions was determined in this study. The optimized parameters referred to the temperature, the acid concentration, the time and particle size. It was found that the carbonate in the form of: aragonite (2, 5) {41-1475,

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US4089928A Method for increasing the MnO2 content of

An active natural manganese dioxide mineral for use in dry battery cells is produced from a natural manganese dioxide ore by reacting the ore or a preconcentrate thereof with a solution of an acid. The acid reacts with the carbonates, such as calcium carbonate, to produce water-soluble salts which are then washed away. The resultant mineral can have an MnO 2 content of 80% by weight or more.

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US5672279A Method for using urea hydrochloride Google

A method to remove the build-up of water-insoluble metal salts on surfaces, and a method to lower the solids content of industrial liquids that contain water-insoluble metal salts using urea hydrochloride or its equivalent. Also disclosed is a method to use urea hydrochloride or an equivalent strong acid/weak base salt as acid replacements for a variety of purposes.

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Iron Reaction With Hydrochloric Acid YouTube

Feb 10, 2016· Fe + 2 HCl → FeCl2 + H2. Iron ore, hydrochloric acid and nitric acid / Железная руда, соляная кислота и азотная кислота Duration: 4:47. Химия и

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Standard Test Method for Rapid Determination of Carbonate

D4373-14 Standard Test Method for Rapid Determination of Carbonate Content of Soils carbonate content~ gasometric method~ calcareous soils~ marine soils~ in carbonate content or contains cerrusite, witherite, and the like, which are carbonate species whose reactions with hydrochloric acid are either very slow or limited. Standard Test

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Why effervescence occurs when sodium carbonate react to

Mar 15, 2017· Ethanoic Acid or Acetic Acid is the stone name for vinegar. However it should be noted that vinegar is about 5% strength and pure ethanoic acid can cause serious skin burns. I suppose your question relates to common vinegar. Sodium Carbonate is...