What are the oxidation numbers for nickel, sulfur, and oxygen in Ni₂(SO4) 3? Ni +2; S +2; O -2 Ni +2; S +4; O -1 a. Ni +3; S +6; O -2 b. Ni +2; S +4; O -2 Ni +3; S +4; O -2 C. d. e.

Q: Complete the balanced dissociation equation for the compound below in aqueous solution. If the…

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Q: Obtain the oxidation number for the N in NH3. O-3 O+4 O+3 00

A: Oxidation number is the charge present in the atom in a chemical species by assuming the compound is…

Q: 23. What is the charge (oxidation state) of the cation in Hg20 (mercurous oxide)? 24. What is the…

A: Mercurous oxide has formula Hg2O and it is an inorganic oxide containing zero overall charge.…

Q: Which of the following statements concerning silicon and its bonding is false? a. Silicon dioxide…

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Q: Which of the following compounds is an oxidizing agent only: a. KNO2; O b. HNO3; O c. NH3; O d. N2

A: Oxidizing agent is substance which can oxidize the other species but reduce itself hence, oxidizing…

Q: In which one of the following reactions does sulfur disproportionate? O A. 2NAHSO3 + H2SO4 NazSO4 +…

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Q: What metal reacts most with oxygen out of the following and why? - calcium - magnesium - aluminium -…

A: The objective of the question is to identify the metal that reacts most with oxygen among calcium,…

Q: A 1.047 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 ml. of 0.1180 M HCl were…

A: Kjeldahl's method :-  The percentage of nitrogen in Kjeldahl's method is given by the formula  %N =…

Q: When aluminum combines with non-metals, it always has an oxidation number of +3. What 3 electrons…

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Q: 8. What are the original and final oxidation numbers for iron in the smelting of iron from iron…

A: Oxidation numbers of oxygen is -2

Q: Using the following equation: Pb(S04)2 + 4 LINO3 → Pb(NO3)4 + 2 LizSO4 How many grams of lithium…

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Q: 1. Methanol is a high-octane fuel used in high-performance racing engines. Calculate AG for the…

A: Calculate Gibbs free energy of the given reaction--

Q: Balance the Following: Na + 02 -> Na20 O 2,1,4 O 1,2,4 O 4,1,2 A O Already Balanced O O O O

A: A balanced chemical equation is one in which the number of atoms for each element in the reaction…

Q: Is there a reaction between: F- and Na + F2 and Na + Cl2 and Fe2 + I2 and Br- Cl2 and I-

A: Is there a reaction between F- and Na + F2 and Na + Cl2 and Fe2 + I2 and Br- Cl2  have to be given,

Q: How to distinguish Pb(NO3) ñ;aq) from NaNO3(aq)

A: Lead nitrate and sodium nitrate can be differentiated by the addition of sulfuric acid.

Q: In which one of the following reactions does sulfur disproportionate?   A.  H2S(aq) + H2O  →…

A: Disproportionation reactions are intramolecular redox reactions, in which one element undergoes…

Q: Write a net ionic equation for SO42- and Sr2+

A: The net ionic equation of a chemical reaction only show the particular chemical species which are…

Q: Choose the species that is/are stable in an oxidizing environment at pH=2.

A: Given is the Pourbaix diagram for As species.

Q: OXIDATION-REDUCTION REACTIONS • Disproportionation reaction equation for chlorine: Assign oxidation…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 7. What is the role of Pd in the production of H,0, seen in this reaction? Explain the process…

A: Hydrogen peroxide is a usefull oxidising agent. It is a desirable oxiadnt because the only by…

Q: If KOH solution were used in Part B instead of Ba(OH), solution, then the chem  A(OH)2 solution,…

A: Conductivity of a solution depends on the number of ions present in the solution.  More the number…

Q: Write a net ionic equation for SO42- and Ba2+

A: The net ionic equation for SO42- and Ba2+ is shown below,

Q: How many metric tons of charcoal is required to reduce 1500 kg of arsenic trioxide? AS2O3 + C = CO +…

A: Since you have posted multiple questions, we are entitled to answer the first only. 1) The reaction…

Q: Of the following, which one is most likely to be the strongest reducing agent: O2, O2*, O2 , O2-?…

A: Redox reaction:Redox reaction is a type of chemical reaction in which the oxidation states of atoms…

Q: 38. Balance the equation for the reaction of potassium with water. K(s) + H,0(1)H2 (g) + KOH(ag)

A: Balanced equation means number of atom in reactant side is equal to number of atom in product side.…

Q: Write the chemical formula for iron(III) chloride hexahydrate

A: Write the chemical formula of the given ---

Q: Arrange these species by their ability to act as an oxidizing agent. Poorest oxidizing to best…

A: Redox reactions are those in which there is simultaneous oxidation and reduction reactions. In this,…

Q: 2) Predict which of the following solutions you would expect to have the highest conductivity, and…

A: Conductivity of any solution is directly proportional to the concentration of ions present in the…

Q: QUESTION 15 What is the coordination number of [Co(NH3)6]Cl3? O 6 O 8 O 2 O 4

A: Given,         The coordination number of complex [Co(NH3)6]Cl3 is :

Q: Using the following equation: Pb(SO4)2 + 4 LİNO3 → Pb(NO3)4 + 2 Li2SO4 How many grams of lithium…

A: The balanced reaction taking place is given as, Given: Mass of Lithium sulfate i.e. Li2SO4 to be…

Q: which one of the following reactions does sulfur disproportionate? A. H2S2 - H2S +S B. H2S(aq) + H20…

A: Disproportionation reaction means in which a element oxidize and reduce both in same reaction

Q: 8. What does the ion phosphate contain? O 1 phosphorus, 4 oxygen, to the third power negative

A: Ions are classified as atoms or molecules that have gained or lost one or more valence electrons,…

Q: Which of the following has the highest ionic strength? O 0.60 M NaCI O 0.60 M Na2SO4 O 0.60 M…

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Q: 6. Consider the following reaction Cas(PO.)2 + 3 H,so, → 3 Caso, + 2 H;PO, a. What masses of calcium…

A: Limiting reagent It is a reagent that will be consumed completely in a reaction and determines the…