A mixture containing only FeCl3 and AlCl3 weighs 5.95g. The chlorides are converted to hydrous oxides and ignited to Fe2O3 and Al2O3. The oxide mixture weighs 2.62 g. Determine the percentage of Fe and Al in the original mixture.

Q: In the laboratory you are given the task of separating Ag* and Ba2* ions in aqueous solution. For…

A: Ag+ and Ba2+ ions  can be separated by adding a reagent if only one them form precipitate .…

Q: If Cu(NO3)2 + 2 H2O à Cu(OH)2(s) + 2 HNO3(aq)  would any copper ions be produced? Write the net…

A:

Q: What mass of iron(III) oxide is produced from the reaction of 15.0g oxygen with 15.0g of iron? 4Fe+…

A: Number of moles is calculated by dividing the mass with molecular mass.

Q: Metals react with oxygen gas to produce oxides with the general formula MxOy. Write a balanced…

A:

Q: Potassium permanganate in acidic solution is used to titrate a solution of copper(I) ions, with…

A: Given,23.14 g of KMnO4Volume of KMnO4 = 1000mLVolume of copper ion = 200mLThen number of moles of…

Q: Write “true” or “false” for each statement. (a) We balancechemical equations as we do because energy…

A: The given statement is false. The chemical equations are balanced for satisfying the law of…

Q: S. Titanium occurs in the magnetic mineral ilmenite (FeTiO3), which is often found mixed with sand.…

A: The given reactions are, FeTiO3s + 3Cl2g + 3Cs → 3COg + FeCl2s + TiCl4gTiCl4g + 2Mgs → 2MgCl2l + Tis…

Q: 3.00- g sample of an alloy of Pb Lead was dissolved in nitric acid (HNO3). Sulfuric acid was added…

A: First Calculate mole by dividing Molar mass to the mass  Then use mole -mole relationship to get…

Q: In the laboratory you are given the task of separating Ag" and Co" ions in aqueous solution. For…

A: If either of the given ions forms a precipitate on reaction with the reagent to the mixture then the…

Q: In the laboratory you are given the task of separating Ca and Fe" ions in aqueous solution. For each…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: Balance the following reaction and write the complete and net ionic equations (complete with the…

A: In the balanced chemical equation the number of atoms of all the elements ate equal in the reactants…

Q: Barium metal was quantitatively precipitated from a 1.52 g sample of BaCl2-2H2O. The mass of the…

A: Given: Mass of the sample BaCl2.2H2O =1.52g Mass of Barium collected = 0.844g

Q: Precipitates used in the gravimetric determination of uranium include NazU2O7 (MM = 634.0 g/mol),…

A: Calculate : which weighing forms having the greatest mass of precipitate from a given quantity of…

Q: AsO43+3 Ag+= Ag3AsO4 (0) The arsenate is converted into a solid (Ag3AsO4 (s)). If the mass of solid…

A: Given,

Q: Major Entities present in Cu(s) a) Cu(s), H2O(l) b) Cu2+(aq), H2O(l)

A: To answer: Major Entities present in Cu(s) a) Cu (s), H2O (l) b) Cu2+ (aq), H2O (l)

Q: Suppose you wish to calculate the mass of sulfuric acid that can be obtained from an underground…

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: redox reaction? Oyes O no 2Fe(s) + 3NICI, (aq) 2FEC1, (ag) + 3Ni(s) reducing agent: oxidizing agent:…

A: Reducing agent is a substance that tends to bring about reduction by being oxidized and losing…

Q: A newly discovered element named cameroonium has the symbol Cm. What is oxidation number of…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: The compound sodium thiosulfate pentahydrate, Na, S, O3-5H2O, is important commercially to the…

A: The reaction taking place is given as, => S8 (s) + Na2SO3 (aq) + H2O (l) → Na2S2O3·5H2O (s)…

Q: Ca All the calcium reacted in less than 30 seconds. There was a vigorous production of a gas. Fe…

A: We will write the correct order of reactivity

Q: "Native," or elemental copper can be found in nature, but most copper is mined as oxide or sulfide…

A: Given , 1 penny  contains mass of copper= 3.000 g

Q: The mercury in a 1.9458 g sample was precipitated as Hg5(IO6)2  by treatment with an excess of…

A: Given  mass of sample = 1.9458 g mass of precipitate Hg5(IO6)2 = 0.5218 g    Required data -…

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

A:

Q: 4. For each of the following chemical reactions, identify the reacts, the products, and list the…

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

Q: The active ingredient in a zinc nutritional supplement is ZnSO, · 7 H,O (molar mass = 287.58 g/mol).…

A:

Q: Solutions of iron(III) nitrate (Fe(NO3)3) and calcium hydroxide (Ca(OH)2) are mixed, and allowed to…

A: Given  Reactant = Fe( NO3)3  , Ca( OH )2  Formula of precipitate = ?

Q: A sample of magnetite  (impure Fe3O4) weighing 0.4500 g is fused with oxidizing flux and the ferric…

A: Magnetite is an ore of Fe with the formula Fe3O4

Q: Potassium chlorate, potassium chloride, and water is produced by passing chlorine gas into a hot…

A: Given information, Molarity of potassium chlorate (KClO3) = 3.47 M Volume (V) = 610.72 mL = 0.61072…

Q: The reaction of elemental potassium and S8 (elemental sulfur exists in its crystalline state as an…

A: Introduction: We have to write the equation between potassium and S8.

Q: The most common minerals found in soils are combinations of which four elements, which are also the…

A: A question about elements that is to be accomplished.

Q: Potassium permanganate in acidic solution is used to titrate a solution of iron(II) ions, with which…

A:

Q: A method for producing pure copper metal involves the reaction of copper(I) sulfide with oxygen gas…

A: Question is based on the concept of quantitative analysis. We have to calculate how much ore is…

Q: The nitrogen in sodium nitrate and in ammonium sulfate is available to plants as fertilizer. Which…

A: The mass percentage of the sodium nitrate, NaNO3 in a fertilizer, %mNaNO3 is 30.0 % and cost of 100…

Q: A sample of an iron oxide weighing 14.8 g is heated in a stream of H2(g) until it is completely…

A: Since you have posted a multiple questions, we will solve first one for you. To get remaining…

Q: A mixture containing FeCl3 and AlCl3 weighs 5.95 g. The chlorides are converted to the hydrous…

A: Given: Weight of mixture containing FeCl3 and AlCl3 = 5.95g Let x be the mass of Fe and y be the…

Q: Consider the redox reaction. O = oxygen and H = hydrogen. X and Z are hypothetical elements.…

A: An increase in the element's oxidation state corresponds to oxidation while a decrease in the…

Q: A sample of ore containing manganese weighed 1.2354 grams. This sample was heated in a solution of…

A: Initially we are calculating number of Mn2S3 and from that number of moles of Mn(NO3)3 is calculated…

Q: Consider the following chemical reaction: CaO(s) + H2O(l) ----------> Ca(OH)2 (aq) if 1.00 g…

A: Given  Mass of calcium oxide = 1.00 g  Mass of water = 2.00 g

Q: 4. Write an equation for the reaction of aqueous sulfuric acid and aqueous barium hydroxide.…

A: 4. Aqueous sulfuric acid on reaction with barium hydroxide produces barium sulfate and water.…

Q: A mixture containing only FeCl3 and AlCl3 weighs 10.95 g. The chlorides are converted to the hydrous…

A: Weight of chloride mixture = 10.95g Weight of oxide mixture = 5.62g Molecular weight of FeCl3 is…

Q: A 0.8571 g sample of iron ore is dissolved in acid, the iron is oxidized to the +3 state and then…

A: The mass of the iron ore sample is = 0.8571 g The mass of iron(III) oxide is = 0.1132 g The molar…

Q: 5. A 0.5664 g ore sample is dissolved in nitric acid and then filtered. The aluminum is present in…

A:

Q: Binary compounds composed of metals with variable oxidation numbers, write their formulas. Iron…

A: Binary compounds are compounds which are composed of only two parts - a metal and a non-metal. The…

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

A: % Fe3O4 =Amount of Fe3O4 in orein gAmount of sample in g×100%

Q: 6. NaBr + Cl2 → NaCl + Br2 7. Fe203 + CÓ → Fe + CO2 8. CO + I2O5 → CO2 + I2 9. 2 Fe3* (aq) + Sn2+ →…

A:

Q: A mixture containing only FeCl3 (162.21) and AlCl3 (133.34) weighs 5.95 g. The chlorides are…

A: Let x and y be the masses of FeCl3 and AlCl3 in the 5.95g mixture, respectively. Thus, x + y = 5.95g…

Q: 24. A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure…

A: First of all we have to find mole of Fe from the mole of Fe2O3. From that we will get mass of Fe.…

Q: g. Aluminium in 1.200 g sample of impure ammonium aluminium sulphate was precipitated with aqueous…

A: Given: Mass of the sample=1.200g Mass of anhydrous Al2O3=0.1798g Atomic weight of Al=26.98 g mol-1…