The color of this substance is.... H3C CH3 CH.O H N-O H3C CH3

Q: fa 88.2 gram charcoal briquette (assume pure carbon) is burned in an excess of oxygen, what mass of…

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Q: write formation equations for four transition metals

A: We have to write the four formation equation of translation metal .

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

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Q: 8. Fe203 + CO -----> Fe + CO2

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Q: What is the oxidation state of Cr in each compound?a. CrO b. CrO3 c. Cr2O3

A: The given compound is CrO,oxidation state of oxygen = -2.The compound is neutral, no…

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: sulfides of chromium O CrS2 O CrS O Cr3S2 O Cr2S3 nitrides of chromium O Cr2N3 O CrN O CrN3 O Cr3N2

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Q: An impure sample of Na2SO4 weighed 1.562g. A BaSO4 precipitate from this sample weighed 2.496g.…

A: Percentage of sulphur is 13.74% .

Q: 6. Precipitates used in the gravimetric determination of uranium include Na;U;O; (634.0 g/mol).…

A: In a gravimetric analysis precipitation method is used for the quantification of required substance.…

Q: 5. Potassium superoxide is used to generate oxygen in confined places, such as submarines and…

A: We have to calculate the mass of oxygen produced.

Q: potassium

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

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: o Oxidation of iron metal in the atmosphere is responsible for the formatic practice to prevent rust…

A: Oxidation of iron metal in the atmosphere is responsible for the formation of rust.

Q: An alloy of Sn, Pb, and Cd has a mole ratio of Sn to Pb of 2.73:1.00, and the mass ratio of Pb to Cd…

A: Given,An alloy of Sn, Pb, and Cd has a mole ratio of Sn to Pb of 2.73:1.00, and the mass ratio of Pb…

Q: What is efflorescence? Give an example?

A: The structure of chemical compound can be represented as structural formula. A structural formula…

Q: is Silver Nitrate ( AgNO3) a mixture or a compound?? why??

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

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

A:

Q: Fe (s) + CUSO, (aq)

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: non metal atoms

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Q: Copper is obtained from sulfide ores through a two-step process consisting of roasting the ore in…

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Q: 36. Balance the following equations by balancing the ions: a. Cr(NO3), + KOH → KNO; + Cr(OH), b.…

A: Here we have to write the balanced net ionic equation.

Q: 4oloctron uminum lóA AlT ఆంం canfiquratioA Ale 3+ lán Al

A: To find out the electronic configuration of an ion at first, find out the electronic configuration…

Q: 4. K;Cr20, + KI + H;PO4 5. K,Cr,O, + FeSO, + H,SO, I2 + CrPO, + KPO4 + H;0 Cr;(SO,); + Fe,(SO,); +…

A: A balanced chemical reaction is that in which the left-hand side contains an equal number of atoms…

Q: Pb(NO3)2 + Ni(en)1(H20)4SO4 ------> Pb(SO4)(s) + 2NO31- + Ni2+ + 4H2O + 1 en b. How many grams of…

A: Number of atoms, ions and molecules present on a given amount can be determined by “Mole Concept”.…

Q: || НО-С K,Cr,O7 НОСН2 С-Н С--ОН

A:

Q: what is the relationship between these molecules

A: Isomerism: the isomers which are having same molecular formula but differ in physical and chemical…

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

A:

Q: Br O2N. ??? Br ??? ??? Br OCH3

A: Here we have to synthesize the following given compounds from benzene by multistep reactions .

Q: In the chemical equation: Fe203(s) + 2 AI(s) --> 2 Fe(l) + Al20(s) the (I) means O a. solid O b.…

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Q: Calculate the oxidation state of carbon in CH3OH

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Q: When iron rusts it forms Fe 2O 3. Name this product of air oxidation.

A: Name of Fe2O3 is Ferric oxide or iron(III) oxide. Rust is Fe2O3.xH2O . Hydrated ferric oxide is…

Q: ?→ He+ Pu 94

A: In clear Chemistry, one type of element changes into another type of atom. For changing one to…

Q: 1.600 g of aluminum sulfate sample was dissolved in water and aluminum was precipitated as Al(OH)3.…

A: The mass % of the substance is equal to the ratio of mass to the molar mass of the substance…

Q: 24 2. H (aq) + CH;OH(aq) MnO, (aq)Mn"(aq) + CH,O(aq) + H,O(1)

A:

Q: 4. H,CO, + Ba(OH), →| I 5. AlBr, + Cl, → 3 6. K+ AgCl –→ 7. Na + HCI→ 8. С,Н, + О, —

A: 4)  Ba(OH)2+ H2CO3 ----> BaCO3+ 2H2O   5) AlBr3  + Cl2   ------> AlCl3   + Br2

Q: You are a lab assistant preparing a solution of known concentration of phosphorus. You have pure…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

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: 4. K;Cr20, + KI + H;PO4 5. K,Cr,0, + FeSo, + H,SO, I2 + CrPO, + KPO4 + H;0 Cr,(SO.), + Fe;(SO,); +…

A: Loss of electron is oxidation and Gain of electron is reduction.  On other hand we can say that,…

Q: A mixture containing FeCl3 and AlCl3 only weighs 750.8 mg. The chlorides were precipitated using…

A:

Q: Magnesium and Bromine react to produce Magnesium bromide. What is the balanced chemical equation for…

A: Solution :      The balanced chemical reaction shows the equal number of atoms for each element on…

Q: What is K for 2 NO (g) + Cl, (g)= 2 NOCI (g)

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Q: methanol, AH = 1021 J/g %3D

A: Given data are as follows: Weight of combustible substance= 5.00 g Molar mass of methanol=32.04…

Q: Write a general equation for the reaction of a halogen with:another halogen

A: In the periodic table, group 17 elements are called Halogens. The elements are- Fluorine, chlorine,…

Q: 7. Pt(NH;),Cl4 8. Fe(CO);

A: Here I have mentioned IUPAC names for the top two molecules     Pt(NH3)2Cl4-…

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: g. TiO, h. FeCl, i. P,O,

A: PART 6B (g.) TiO2  So, name of the compound is given by as follows- Titanium dioxide Or Titanium(IV)…

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: Aluminum can be used to remove the tarnish from silver: 3Ag2S(s) + 2Al(s)→ 6Ag(s) + Al2S3(s) How…

A: Atomic weight of alluminium is 26.98 g and molecular weight of Ag2S is 247.8 g    Note: According to…

Q: Aluminum-lithium alloys have been developed by the aircraft industry to reduce the weight and…

A: Given :- Density of aluminium = 2.71 g/cm3 Density of lithium = 0.534 g/cm3 Density of aluminium =…

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…