calculate the theoretical percent purity of the purified crystal

Q: Calculate the mass of aluminum metal that is needed to produce Cr metal from 5.00 × 10² g of…

A: Solution- The Chromium metal is extracted from the Chromite ore by the following reaction 3Fe2CrO4…

Q: A feldspar sample was analyzed. In the analysis of 0.4270-g sample, a mixture of KCl and NaCl is…

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Q: The deep blue compound Cu(NH3)4SO4 is made by the reaction of copper(II) sulfate and ammonia.

A: To solve this problem we have to use the Stoichiometry of balanced chemical equation .  First we…

Q: How many kilograms of chalcocite (Cu2S) needs to be mined to get 872 g of copper?

A: The given data: The mass of copper = 872 g To determine = The mass of Cu2S in Kg.

Q: If a fuel contains 86% C, 9% H2, 1% S and 4% ash (silica) by mass, determine: (b) (i) the total…

A: SOLUTION : CARBON Mass ratio C + O2 = CO2 12 + 32 = 44 Hence 0.86kg of C need (32/12)x0.86=2.293kg…

Q: The first inert gas compound to be synthesized was XePtF What is the percentage of xenon in the…

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Q: 0.634 g of commercial bleach solution required 13.24 ml. of 0.0732 M sodium thiosulfate(Na2S203)…

A: Mass percent of an element  is defined as the mass of element present in total mass of the compound.…

Q: Hematite (F e 2 O 3 ) and magnetite (F e 3 O 4 ) are two ores used as sourcesof iron. Which ore…

A: The atomic mass of iron (Fe) and oxygen (O) atom is as follows; Atomic mass of Fe = 55.845 g/mol…

Q: Briefly define each term. a. orthosilicate b. amphibole c. pyroxene d. pyrosilicate e. feldspar

A: Since you are posted with multiple sub-parts. As per the rule, I am answering the first three…

Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…

A: First of all we have to calculate the moles of Fe2O3. From that only we get the moles of Fe and…

Q: Ore containing the mineral clerite, MnSb,S,. is mined for its antimony content. During processing…

A: To get antimony content ore is mined. The mineral present in the ore is ------MnSb2S4. It is…

Q: ammonium chromate molybdenum (VI) dichromate rhenium (IV) hydroxide disilicon octabromide iron (II)…

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Q: calculate the % composition of the compound

A: Given :- mass of barium silicide = 73.16 g                mass of Barium = 33.62 g  To determine :-…

Q: If you use 10.0g of CuSO4 and excess NH3, what is the theoretical yield of Cu(NH3)4SO4?

A: Copper sulphate reacts with excess of ammonia to form a compound CuNH34SO4. Mass of CuSO4 is 10 g.

Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…

A: Given: The mass of iron (Fe) ore A is 1.500 g The mass of pure Fe2O3 in ore A is 0.5215 g The mass…

Q: potassium

A: Potassium yield from pure potassium tris(oxalato)aluminate(III)

Q: Determine the percent Fe in magnetite (Fe3O4)

A: We have magnetite as our compound, we have to calculate percentage of Fe in our compound Fe3O4 .

Q: 011: calculate mass needed to prepare 5.0L of 0.10N Na,CO,(105.99g/mol) from standard solid.

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Q: Find the percentage composition by mass of EACH COMPOUND. Given: Raw Materials: 500 g calcium…

A: Actual yield is the amount of product that is obtained when reaction takes place in a laboratory…

Q: The balanced equation for the reaction of metallic iron with O₂ gas to produce ir oxide is shown…

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Q: Method of separation and chemical reaction of calcium oxide and water

A: The process in which solid can be separated from liquid through a filter medium which only allows…

Q: Determine the percentage of iron in a sample of limonite from the following data. Weight of sample…

A: Weight of sample = 0.5000 g
 Molar Mass of Iron = 55.85 g Molar mass of FeO = 71.84 g   Volume of…

Q: How many moles of silver chromate will be produced from 143 g of silver nitrate?

A: Number of moles of a substance is given by the ratio of mass of the substance to that of the molar…

Q: Determine the theoretical amount of lead chromate (PbCrO4) that can be obtained from 1000 lg of the…

A: Mass of chromite ore = 1000 kg                 % of Cr2O3 present in ore =…

Q: Percent purity that potassium trioxalato-aluminate should yield.

A: Standardization of potassium permanganate by oxalic acid:Commercially available potassium…

Q: The first inert gas compound to be synthesized was XePtF What is the percentage of fluorine in the…

A: inert gas compound are those compound which are combined with inert gases and forms products.

Q: 100.0 g of a ground mineral sample consisting of a mixture of MGCO3 (magnesite) and BaCO3…

A:

Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…

A:

Q: Calculate the percentage by mass of F in C2H2F4

A: Recall the following expression to calculate percentage by mass of F in C2H2F4 percentage by mass of…

Q: A passenger jet contains 4050 kg of copper wiring. A rock sample contains 1.25% CuFeS2 by mass.…

A: % by mass is given by % by mass = mass of solute X 100 / mass of rock Since the rock has 1.25 %…

Q: Silica is utilized in part to make the CPU chip in a computer.

A:

Q: 2. Assuming that 1/2 of the original amount of copper was used as the starting material in the…

A: Given that -  Mass of copper initially used as 1/2 of starting amount = 1.316÷2 = 0.658 g    And…

Q: Calculate the oxidation state of carbon in CH3OH

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Q: Give different properties of mercurous chloride and mercuric chloride?

A: The different properties of Mercurous chloride and mercuric chloride are:

Q: How many grams of ironare produced from 1.00 Kg Fe2O3?The reaction is Fe2O3(s) + 3CO (g) → 2Fe(s) +…

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Q: Describe the electrolytic process for refining copper.

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Q: How much weight of silver iodide deposit can be obtained from 0.073 g magnesium iodide?

A: Molar mass: It is the mass expressed in grams of 1 mole of a substance. It is specific for a given…

Q: copper and nickel can be mixed to for corrosion resistant alloy. if a particular alloy is prepared…

A: Given that  Moles of copper = 10.7 Moles of Ni = 1.2

Q: Approximate percent potassium there should be in potassium tris(oxalato)aluminate(III).

A:

Q: Ore containing the mineral clerite, MnSb,S, is mined for its antimony content. During processing the…

A: Please find the solution below:

Q: 100.0 g of a ground mineral sample consisting of a mixture of M9CO3 (magnesite) and BaCOs…

A:

Q: How many mg of iron are present in a 236.5 g ore sample containing 0.15% iron by mass?

A: We need to first calculate the mass of iron present by mass in the given quantity of ore, and then…

Q: Chemical formula of Platinum (III)sulfite

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Q: Which has the highest melting point? LiH, CH4, or NH3

A: Melting point of the substance is the temperature at which it start to melt and at the melting point…

Q: Calculate the percentage of Fe in pure iron(II) ammonium hexahydrate: (NH4)2[Fe(SO4)2] x 6H2O

A: The solution is as follows :

Q: . K3PO4 + Fe(NO2)2

A: In balanced chemical reaction number of atoms of each element in product side is equal to number of…

Q: Determine the oxidation state of sulfur in SF6, SO2F2, and KHS.

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Q: Given the amount of transition metal salt, determine the theoretical yield of the transition metal…

A: