How many grams of silver nitrate are necessary to react completely with 7.000 moles of copper? Cu + 2 AgNO 3 → Cu(NO 3 ) 2 + 2 Ag

Q: Which element is oxidized in this reaction? Zno+ C→Zn +CO

A: The reaction given is  => ZnO + C --------> Zn + CO

Q: Given the reaction: Fe*2 + C1207 2 - Fe*3+ cr*3 How many electon/s was/were gained in the reduction…

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Q: Estimate the mass of the copper metal produced during the passage of 3A current through the CusO,…

A: The value of current flow is = 3 A The time of a current flow is = 80 min The atomic mass of Cu is =…

Q: Determine the mass of Sodium (Na) produced when a 373 amp current flows for 7 hr through a cell…

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Q: Write the net ionic equation for the reaction of copper (2) sulfate with sodium hydroxide.

A: The net ionic equation for the reaction of copper sulfate with sodium hydroxide has to be drawn.

Q: What is the gas produced in the reaction of potassium carbonate and hydrochloric acid? a. Cl2 b. СОз…

A: In the Reaction of potassium carbonate with hydrochloric acid, a salt of potassium chloride is…

Q: Vanadium could be oxidized to vanadium (II) ions thru the action of zinc powder and an acid True or…

A: Oxidation is a process that involves  loss of electrons and reduction is a process that involve gain…

Q: What is the oxidation number of Cr in a chromate anion CrO4 2? +7 +3 O +6

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Q: Complete and balance the following half-reactions. In each case, indicate whether the half-reaction…

A: Titanium dioxide is an oxide of titanium which has wide range of applications. It is most commonly…

Q: What quantity of charge is required to reduce 27.2 g of CrCl 3 to chromium metal? (1 faraday =…

A: Calculate the number of moles in 27.2g CrCl3       reduction of 1mole CrCl3 requires 3 moles of…

Q: What element is oxidized in the following chemical reaction? NiO2 + Cd + 2H20 → Ni(OH)2 + Cd(OH)2

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Q: Write balanced equations for the following redox reactions: a. 2 NaBr + Cl2 2 NaCl + Br2 b. Fe2O3…

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Q: Balance each of the following reactions, and identify the type of reaction…

A: Answer:

Q: Assign an oxidation state to each element in each compound. a.) Cu(NO3)2 b.) Sr(OH)2

A: The oxidation state of each ion in the given molecules is as follows:

Q: Given the reaction: Fe*2. Cr207-2 - Fe*3. cr*3 How many electon/s was/were involved in the oxidation…

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Q: Balance the following equation and find the mass of manganese dioxide that must react to produce…

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Q: What happens, when you add 3 electrons to Mn7+? O a. nothing has changed in the chemical character O…

A: if we add 3 electrons to Mn7+ then it will reduced.

Q: Which one of these metals reacts with an acid to produce hydrogen gas? Hg, Cr, or Pt?

A: We can solve this problem by knowing the activity series of metals.  The most reactive  metal can…

Q: The oxidation of ethanol by the permanganate ion, MnO4, in aqueous acidic solution produces ethanoic…

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Q: Write the balanced equation that shows the reaction that occurs when 1.0 M CrCl3 undergoes…

A: To write the balanced chemical equation when 1.0 M CrCl3 is undergoes electrolysis

Q: For the following, balance the equations and identify the atoms oxidized and reduced.   a)  Al (s)…

A: If oxidation number of  an atom increases then the atom is oxidised and if the oxidation number of…

Q: To obtain Mn2+ using Cl− as a reducing agent, should you use MnO2 or MnO−4?

A: Oxidising agent :  Substance which gets reduce in a chemical reaction and oxidise the other…

Q: What is the reducing agent, in the smelting of iron from iron oxide? Fe2O3 (s) + 3CO (g) à 2Fe (s) +…

A: The given smelting equation : Fe2O3 (s) + 3CO (g) → 2Fe (s) + 3CO2 (g)

Q: 4. How many grams of zinc are produced by treating 81.0g of aluminum with an excess of aqueous zinc…

A: As per electrochemical series, more reactive metal displaces the less reactive one from its salt.Out…

Q: What is the oxidation state of an element, like Cu or F2? O-1 02

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Q: Estimate the mass of the copper metal produced during the passage of 3A current through the CuSo,…

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Q: Find the element with the highest oxidation number in each of the following formulas: 1.Na2Cr2O7…

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

Q: What is the oxidation number of Mn in KMnO4? O +7 +2 )+1 +4 O +6

A: The question is about to calculate the Oxidation number of Mn in KMnO4 -

Q: basic solution, molecular chlorine, Cl 2 , reacts with hydroxide ions, OH −

A: Cl2+OH-  ⇌ ClO3 - + Cl- +H20 Self oxidation -reduction reaction

Q: The oxidation of ethanol by the permanganate ion, MnO4–, in aqueous acidic solution produces…

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Q: Write balanced equations for the following redox reactions: Fe2O3 +  CO ->  Fe +  CO2 in acidic…

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Q: To obtain Mn2+ using Cl− as a reducing agent, should you use MnO2 or MnO−4?

A: Below attached file showing the details answer.  All the best.

Q: The change in Oxidation number of 'Mn' in the following reaction is MnO4 MnO2 O 2 O 4 O 3 O 7

A: Oxidation number :-  The charge acquired by an atom in a molecule because of electronegativity…

Q: What is the oxidation number of the titanium atom in TiCl4? Name the compound using a Roman numeral

A: Interpretation - To find the oxidation number of the titanium atom in TiCl4 and name the compound…

Q: Is it possible to use potassium iodate instead of potassium permanganate for the purpose of…

A: Is it possible to use potassium iodate instead of potassium permanganate for the purpose of…

Q: Which element is oxidized in the reaction?   Fe2O3 + Al →Al2O3 + Fe

A: Which element is oxidized in the reaction? Fe2O3 + Al →Al2O3 + Fe

Q: Write the balanced equation,oxidizing agent, reducing agent, product of oxidation and product of…

A: Oxidation is the process that involved the loss of electrons and oxidized to cation whereas…

Q: What is oxidation? What is reduction? What is an oxidizing agent? What is a reducing agent? Explain…

A: Oxidation refers to the reactions which involve the addition of oxygen or the removal of hydrogen.…

Q: 4) Write balanced equations for the 2-step decomposition of mercuric oxide (HaO).

A: Since you have posted a question with multiple independent parts, we will answer first part for you.…

Q: What element is oxidized in the following chemical reaction? NiO2 + Cd + 2H2O → Ni(OH)2 + Cd(OH)2

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Q: Why is Magnesium a good reducing agent?

A: Reducing agents are those which easily looses electrons.

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: Explain the role of each of the following :(i) NaCN in the extraction of silver(ii) SiO2 in the…

A: To explain the role of each of the following : (i) NaCN in the extraction of silver (ii) SiO2 in the…

Q: Which of these substances are used in the reduction of metal ores? I. II. CO III. O2 IV. H2 O I only…

A: The addition of oxygen is known as oxidation reaction and the removal of oxygen is known as…

Q: 54. Determine the oxidation state of N in the compounds in the reaction for the formation of nitric…

A: The reaction is:3NO2(g)  + H2O(l) →2 HNO3(l)  + NO (g)we know that,the oxidation state of H=+1the…

Q: What are the oxidation numbers of the following: (a) Ca in Ca2+ (b) Al in Al(OH)3 (c) Al in Al3+

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Q: Which of the metals (Fe, Zn, Mg) will react in an aqueous solution of AL(NO3)3 to produce aluminum…

A: The reactivity of the metals can be described by reactivity series. The reactivity series consist of…

Q: How much coulombs will it take to plate out 15 g of Fe from a solution of FeCl2?   a. 51,700.92…

A: When an aqueous solution of FeCl2 is electrolyzed, the deposition of iron will take place on the…