Q: In the reaction 2K + Cl, 2KCI, the element oxidized is O a. Cl O b. K O c. C12 Od. K+
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Q: Which element is oxidized in this reaction? Zno+ C→Zn +CO
A: The reaction given is => ZnO + C --------> Zn + CO
Q: Complete and balance the following reaction as written. What are the products after balancing the…
A: Since in reaction it is given that we have only 1 HCl Hence only 1 H+ will react with 1 OH- forming…
Q: Which of the following compounds has carbon in the highest oxidation state? A OH B C OH D H E F
A: Oxidation state of an atom= no of valence electron- no of lone pair electrons -half of bonding…
Q: Explain Ostwald process of manufacturing nitric acid(HNO3)
A: There was a German Scientist who developed a process that is useful in manufacturing nitric acid.…
Q: During the manufacture of sulfuric acid, sulfur dioxide is converted to sulfur trioxide. 2S02 + 02 →…
A: C. Oxidation, is the correct option.
Q: Which type of chemical reaction would this be classified as
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Q: Write an overall balanced equation and net equation for sulfuric acid(aq) and iron (III) hydroxide…
A: The balanced chemical reaction is as follows:
Q: whats the chemical equation defined as ∆Hof for H2O (l)
A: Formation reactions are the chemical reactions that form one mole of a substance from its…
Q: What is the balanced net ionic equation? Co(C2H3O2)2 * 4H2O + CH3COOH →
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Q: 4. Part B.2. a. Identify the chemicals necessary to produce CO2(g). b. Writ equation for the…
A: Following is the chemical equation of preparation of Carbon dioxide (CO2) in laboratory.
Q: What type of gas is formed from the following chemical reaction? Fe (s) + HCl (aq) →
A: When dilute HCl is added to Fe then ferrous chloride and hydrogen gas (H2) will be formed.
Q: What is the oxidation number of chlorine (CI) in Al(CIO2)3 ? O +3 O - 3 O +9 O - 2 O +1
A: Given compound is Al(ClO2)3 It is dissociated as Al3+ and 3ClO2-
Q: In which state of the following compounds does nitrogen have the most positive oxidation state? O…
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Q: Ozone is formed in the atmosphere by the combination of oxygen molecules with A.…
A: Ozone having formula (O3 ) is created primarily by ultraviolet radiation in stratosphere. It is…
Q: Explain how to prepare ammonia gas
A: The formula of ammonia gas is NH3
Q: Which of the following gives CO2 on heating?(a) Slaked(b) Quick lime(c) Lime stone(d) Soda ash.
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Q: 1. hv + Br2
A: The given compound is an alkane. The alkane gives a free radical bromination reaction with bromine…
Q: The following reaction occurs in aqueous acid solution: NO3– + I– → IO3– + NO2 In the…
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Q: Please Balance the following equation: CH3COOH (aq) + NaHCO3 (s) = CO2 (g) + H2O(l) + NaCH3COO…
A: The chemical equation can be defined as a symbolic representation of the chemical reaction in the…
Q: OXIDIZED 3 Hg2+ + 2 Fe (s) → 3 Hg2 + 2 Fe3+
A: Given reaction is : 3Hg2+ + 2Fe (s) ---------> 3Hg2 + 2Fe3+ What is the substance which…
Q: If some red-brown Cu (s) is heated with a Bunsen burner in the presence of O2 (g), some black solid,…
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Q: Write the acidic equilibrium equation for HNO₂
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Q: What type of reaction is this? 2 Al(s) + Fe2O3(s) → Al2O3(s) + 2 Fe(s)
A: The reaction in which one element form the compound is replaced by other Single element , this type…
Q: How many metric tons of charcoal is required to reduce 1500 kg of arsenic trioxide? AS2O3 + C = CO +…
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Q: Identify the oxidation state of H in H2(g). Mg(s) + 2HCI(aq) → MgCl2(aq) + H2(g) O -1 O -2 O +2 O+1
A: Oxidation is the reaction in which addition of oxygen or removal of electrons takes place. In this…
Q: Which chemical species gets oxidized and which gets reduced in the overall chemical equation: 2Zn(s)…
A: You have given the chemical reaction- 2Zn(s) + O2(g) => 2 ZnO(s)
Q: Chromium metal is obtained by reduction of chromium(III) oxide with powdered aluminum. The reaction…
A: Write the balanced equation for this reduction reaction--
Q: What type of gas is formed from the following chemical reaction? FeCO3 (aq) + HCl (aq) →
A: Balanced reaction means number of atom in reactant side is equal go number of atom in product side.…
Q: Which metal when reacted with an acid will not produce hydrogen gas? O Mg Na Pb Al Ag
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Q: Name the catalyst used in the following process :(a) Haber’s process for the manufacture of NH3…
A: Haber's process is used for the making of ammonia gas (NH3). This process is mainly used to produce…
Q: Explain why solid CO2 is referred to as dry ice.
A: The rigid, incompressible objects present in the surrounding are classified as solid. The rigidity…
Q: Given the chemical reaction 4 Fe + 3 O₂ + 6 H₂O → 2 Fe₂O₃.3 H₂O which is reduced?
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Q: A solution of Hg(NO3)2 is mixed with a solution of KBr. Both of these solutions are colorless. A…
A: The chemical formula is a short term notation which is used to represent the no. of atoms present in…
Q: What is the oxidizing agent in the following reaction? Cr₂O+Al+C) + A1,0) 3(x) A Al n D Cr²³) Cr₂0%)
A: Oxidising agent is Al .
Q: (Fe2O3) used in the Produce Cement Clinker.
A: ANSWER:- TRUE. =>Fe2O3 is used in the produce cement clinker.
Q: Indicate the oxidation state of every individual element in the following compounds. b. CO2 e. CH4
A: Given compounds are carbon dioxide and methane CO2 - carbon dioxide and CH4 - methane
Q: Chemical formula for chromium (III) hydroxide
A: Given Name of Compound = Chromium ( III ) hydroxide Formula = ?
Q: Determine the oxidation number of O in H2O2 :
A: Oxidation Number :- Total number of electrons that an atom loose or get to form a chemical bond is…
Q: Pls help ASAP
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Q: Write the acidic equilibrium equation for HIO2.
A: Acidic equilibrium equation is the equilibrium equation for the reaction of weak acid with water.…
Q: What element is oxidized in the following chemical reaction? H2SO4 + Cd(OH)2 → 2H2O + CdSO4
A: Given: H2SO4 + Cd(OH)2 ------> 2H2O + CdSO4
Q: What is the net ionic equation for the aqueous phase reaction of iron (III) perchlorate solution…
A: Write net ionic equation for the aqueous phase reaction of iron (III) perchlorate solution reacting…
Q: Explain Carbondioxide Concentration.
A: Carbondioxide concentration is nothing but the amount of carbondioxide present into the earth's…
Q: What is the typical concentration of oxygen in dry air?
A: Mixture of gases namely oxygen, nitrogen, carbon dioxide and traces of some other gases are present…
Q: How do I balance the following equation? C+H2O→CO2+CO+H2
A: A balanced chemical equation is one in which all the atoms are in equal amounts on reactants and…
Q: What is the chemical equation for this reaction? Al(OH)3 + alizarin dye (yellow solution) ⟶reddish…
A: Here we have to write the balanced chemical equation for the reaction of alizarin dye with Al(OH)3 .
Q: balanced chemical equation
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Q: 1. is released during the production of clinker. а. СаСОз b. CO2 с. Са (ОН)2 d. CO
A: During the production of clinker following steps occurs
Q: Write a balanced equation for the given chemical reaction. CO, + H;0 → C,H1½O6 + O;
A: A chemical equation which contains same number of atoms on both reactant and product side is called…
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- If there is a reaction: x OH + a Br2 + b 102 → C Br + d 104 + y H2O Under alkaline conditions, the values of a, b, c, and d are ...........Two reactants are placed into a flask. A single displacement reaction occurs, with the general reaction scheme of: 2 AB + 2X2 → 2 AX2 + B2 What are the potential identities of A, B, and X?Use the appropriate tables to calculate H for (a) the reaction between copper(II) oxide and carbon monoxide to give copper metal and carbon dioxide. (b) the decomposition of one mole of methyl alcohol (CH3OH) to methane and oxygen gases.
- Calculate AH for the reaction, N2H4(1) + O2(g) -----> N2(g) + 2H2O(1), from the following data: 2NH3(g) = 3N20(g) -----> 4N2(g) + 3H2O(1) N20(g) = 3H2(g) 2NH3(g0 + 1/2O2(g) -----> N2H4(1) + H2O(1) H2(g) + 1/2O2(g) AH = -1010 KJ -----> N2H4(1) + H2O(1) AH = -317 KJ AH = -143 KJ %3D -----> H2O(1) AH = -286 KJOxalic acid C2H2O4 is a metabolic product of many molds. Although oxalic acid is toxic to humans if ingested, many plants and vegetables contain significant amounts of oxalic acid or oxalate salts. In solution, oxalic acid can be oxidized by air via the following chemical equation: H2C2O4 (aq) + O2 (g) -> H2O2 (l) + 2 CO2 (g) If a plant metabolized enough oxalic acid to produce 3.2L of CO2 on a day when the temperature was 29°C and the pressure was 752 mmHg, a) how many grams of oxalic acid were converted to CO2? b) Given that air is 2121% oxygen, what volume of air was needed for the oxidation?Calculate the change in enthalpy for the reaction between NaHCO3 and C6H8O7 given these conditions: Weight of NaHCO3 = 4.0690g Volume of 1.5M C6H8O7 = 30.0mL qrxn = +1300J ti = 21.9oC tf = 13.0oC delta t = -8.9oC
- Ksp for Co(OH)2 is 5.92x10^-15Gibbs free energy (G�) is a measure of the spontaneity of a chemical reaction. It is the chemical potential for a reaction, and is minimized at equilibrium. It is defined as G=H−TS�=�−�� where H� is enthalpy, T� is temperature, and S� is entropy. The chemical reaction that causes magnesium to corrode in air is given by 2Mg+O2→2MgO2Mg+O2→2MgO in which at 298 K, ΔH∘rxn = −1204 kJΔ�rxn∘ = −1204 kJ and ΔS∘rxn = −217.1 J/KΔ�rxn∘ = −217.1 J/K. Part A Part complete What is the standard Gibbs free energy for this reaction? Assume the commonly used standard reference temperature of 298 K. Part B What is the Gibbs free energy for this reaction at 5958 KK ? Assume that ΔHΔ� and ΔSΔ� do not change with temperature. Express your answer to two decimal places and include the appropriate units. Part C At what temperature Teq�eq do the forward and reverse corrosion reactions occur in equilibrium? Express your answer as an integer and include the appropriate units.14 g of nitrogen gas were reacted with exces hydrogen. Calculate the volume of ammonia produced under standard conditions. (101 kPa, 298 K)R= 8.31 JK mol
- Consider the photochemical isomerization A= B. At 650. nm, the quantum yields for the forward and reverse reactions are 0.83 and 0.52, respectively. If the molar absorptivities at 650. nm of A andB are 1.2×103 L·mol-1.cm¬1 and 4.5x102 L·mol-1.cm-1, respectively, what is the ratio [B]/[A] in the photostationary state? [B] = 4.0 [A] Supporting Materials Periodic Table E Constants and I Supplemental Data FactorsGibbs free energy (G) is a measure of the spontaneity of a chemical reaction. It is the chemical potential for a reaction, and is minimized at equilibrium. It is defined as G=H-TS where H is enthalpy, T is temperature, and S is entropy. The chemical reaction that causes magnesium to corrode in air is given by 2Mg + O2-2MgO in which at 298 K, AH = 1204 kJ and AS = -217.1 J/K. - Part B What is the Gibbs free energy for this reaction at 5958 K? Assume that AH and AS do not change with temperature. Express your answer to two decimal places and include the appropriate units. ► View Available Hint(s) AGrxn= O μÅ Value Units ?4) a) A reaction chamber is divided into two sections by a partition on which a valve is inserted. One section contains pure gas A and the other section has a mixture of gases A and B. What happens when the valve is opened? Explain this process in terms of chemical potential. b) The decomposition of etane into etene and hydrogen takes places at 1000 K and under 1 bar total pressure. C,H6(g) → C2H48) + H2«g) The composition of the mixture at equilibrium is as follows : H2(g): 32, C2H4(g): 32, and C,H6(g):36 (mol, %). According to the data; Calculate K, at 1000K Calculate Kp at 298.15 K, AH° = 145 kJ/mol Calculate AG° at 298.15 K