Calculate AH for the reaction C(s, graphite)+ O2(g)→ CO(g) AH = ?

Q: Describe the hydrometallurgy process?

A: SOLUTION: Step 1: The method of metal extraction from the ore involving an aqueous solution of salt…

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: Which type of compound is used to color glass? OBases OPolymers O Alloys Metal oxides Acids

A: Glass is coloured when metal oxides or metal powders are added to molten glass. The colour of glass…

Q: Write a balanced equation for the formation reaction of each of the following substances: (a)…

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Q: How can pure Mg be obtained from MgCl2?  inorganic chemistry

A: We have been asked the method of obtaining pure magnesium from magnesium chloride. Mg represent…

Q: S(s, rhombic) + O₂(g) → SO₂(g) At 298 K, AH for this reaction is-269.9 kJ/mol, and AS is +11.6 J/K.

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Q: What mass of silver oxide, Ag2I, is required to produce 25g of silver sulfadiazine, AgC10H9N4SO2,…

A: Molecular mass of any compound is sum of atomic masses of all the elements present in that compound…

Q: What is the balanced net ionic equation? Co(C2H3O2)2 * 4H2O + CH3COOH →

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Q: Specify which MAGNESIUM alloys gain strength by cold deformation and aging, specify how the aging…

A: Cold formation is a method to strengthen the the metal below the recrystalline temperature. Mg alloy…

Q: Write the balanced chemical equation for conversion of Al(s) to KAl(SO4)2·12H2O(s) in aqueous…

A: The balanced equation is the equation in which the number of atoms of each elements are equal at…

Q: Kaolin is a clay material that is a phyllosilicate. Use charge balancing to determine how many…

A: In a compound every element will be in certain charged state. Sum of all the charged determines over…

Q: KMnO4, H₂O (hot, concd.)

A: The given reaction is an example of the oxidation reaction in the presence of strong oxidising agent…

Q: For the reaction below: Co(s) + CUNO3(aq) → CONO3(aq) + Cu(s) Answer the following questions: a)…

A: In the above reaction both copper and cobalt are in +1 oxidation state mentioned as reactant and…

Q: Write a balanced chemical equation for the incomplete combustion of methane to produce CO(g) as the…

A: The incomplete combustion of methane in the presence of limited amount of oxygen gas leads to the…

Q: The three most well-known minerals of tourmaline are: Elbaite…

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Q: Write the balanced reaction for the synthesis of Al2O3 from its elements?

A: Since the synthesis reaction has formation of 1 mole of compound to be synthesise from its natural…

Q: (d) What do you mean by combination band and Fermi resonance?

A: Solution: In IR spectroscopy, the nost intense peak is observed due to transition from ground…

Q: Calculate AH for the followin Fe2O3(s) + 3CO(g) -----> 3Fe2O3(s) + CO(g) -----> Fe;O4(s) + CO(g) --…

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Q: coal? CO

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Q: What are the coordination numbers of Mg and F ions in the crystal lattice structure of MgF2? Explain

A: In a crystal lattice structure, an atom is surrounded by a definite number of neighboring atoms.

Q: Around 10,000 tonnes of PCl, is produced per year as it is used as an important chlorinating reager…

A: Given equilbrium reaction are       2 P (g) + 3 Cl2 (g)      →  2 PCl3 (g)     Kc1 = 15.0…

Q: -> + CuSO4 + Fe+2

A: Given , CuSO4+Fe2+→?

Q: A student observes that the solution containing Br₂ is reddish, a solution of Cl₂ is faintly…

A: Given that  A student mixes a cyclohexane solution containing Br2 with a halide ion solution…

Q: Explain why CO 2 is a gas at room temperature but H 2O is a liquid

A: There are three states of matter: Solid state Liquid state Gaseous state Non-polar covalent…

Q: Calculate the standard enthalpy of formation of the M2O(s) metal oxide (AH+ in kJ/mol) using the…

A: The enthalpy change for the reactants to the products is the same whether the process occurs in a…

Q: Write a balanced equation for the reaction of iron(III) oxide(s) and aluminum(s) to give aluminum…

A: A reaction is said to be balanced if all the atoms or elements present in the atoms in reactant is…

Q: Discuss the nature of bonds in NaCl and diamond. What do you mean by directionality of covalent…

A: Ionic bonds are formed when the atoms transfer electrons among each other leading to formation of…

Q: Regarding the following equation: KClO3 → KCl + O2   What type (classification) of chemical…

A: Explanation to the correct answer is given below.

Q: how many iron atoms are in a mold of this alloy

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Q: Use oxidation numbers to show that the production of iron metal from its ore 1Fe2O32 by reaction…

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: The precious metal platinum was first used by indigenous peoples of South America, who found impure,…

A: Various metals are present in the form of coordination compounds. They are attached with various…

Q: The precious metal platinum was first used by indigenous peoples of South America, who found impure,…

A: Since you have posted multiple questions, we will solve first question for you. Please repost other…

Q: In terms of bond energies and thermodynamics, why do we (as a society) make so much CO2?

A: Carbon dioxide (CO2) is a greenhouse gas.  It is mostly released through human activities. It is…

Q: Use the formula of magnesium oxide (MgO) to write out a balanced chemical equation of the burning of…

A: The equation is ; Magnesium + oxygen → Magnesium oxide 2 Mg (s) + O2 (g) ---> 2 MgO (s) The…

Q: Co(NH3)6+3 (Kf = 5.0 x 1031) is more stable as compared to Ag(CN)2 (Kf = 1.0 x1021) True O False

A: The given formation constant values along with the chemical equation are: Co3+(aq) + 6NH3(aq) ⇌…

Q: Define the term empiricalchemical formula What is the shape of the SiO4 unit in complicated silicate…

A: The objective of the question is to find the term of empirical chemical formula.The chemical formula…

Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the…

A: To calculate the moles of alum formed from the given number of moles of each reagent, we would use…

Q: Please don't provide handwritten solution ....

A: Enthalpy change for the given reaction is approximately -149.3 kJ/mol.Explanation:The enthalpy…

Q: 25) What is the oxidizing agent in the following reaction? SO2(g) + 2CO(g) → S(g) + 2CO2(g)

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Q: Be sure your chemical equation is balanced! ZnS(s) +O2(g) ->

A: We have to write products of the reaction ZnS(s) +O2(g) ->

Q: Tourmaline is the most colorful of all gemstones. It neutralizes negative forces and offers…

A: Mole of a substance is that quantity that contain 6.022 x 1023 units of that substance. It is also…

Q: 8a) Sketch a diagram showing the formation of energy levels from the valence orbitals for Rb, Rb2,…

A: a). We are given a crystal of Rb The formation of energy levels from the valance orbitals for Rb,…

Q: Describe the reaction Cu(OH)2 (s) + Heat  →

A: Decomposition reaction :- A chemical reaction in which a substance break down to form two or more…

Q: Rank the following in order of increasing electrical con-ductivity, and explain your ranking: Po, S,…

A: The given elements have to arranged in the order of increasing electrical conductivity, The given…

Q: Name the synthesis methods of cobalt(II) sulphate (CoSO4.7H2O)

A: A commonly available salt of cobalt is cobalt sulfate, an inorganic compound.

Q: 1.How many liters does 194.82 grams of CBr4 occupy at STP? 2.How much energy in kJ is released when…

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Q: What are the processes used during the synthesis and purification of cobalt(II) sulphate (CoSO4.7H2O

A: Synthesis of cobalt(II) sulphate (CoSO4.7H2O): Cobalt(II) sulphate can be synthesized by the…