Which substance is oxidized in the following redox reac:on? 2H2S + O2 ------------→ 2H2O + 2S a. H2S b. O2 c. H2O d. S e. None

Q: In the following oxidation-reduction chemical reaction which chemical species is getting reduced?…

A: In an oxidation-reduction reaction, the species whose oxidation number increases is oxidized and the…

Q: 7. A fuel cell is more efficient than combusting the hydrogen in a combustion engine because: a.…

A: The hydrogen-combustion engines aren't as efficient as a hydrogen fuel cell.

Q: 10. The average # of amperes delivered from the oxidation of 1.0 g of Zn (65.38 g/mol) to Zn*2 in…

A:

Q: Q2 A manufacturer uses an electric current to gold-plate jewelry, using a gold solution and zinc as…

A: In the given figure gold is plated on the nickel plate and solution consist of Au+ ion.  At anode…

Q: 53. Determine whether or not each redox reaction occurs sponta- neously in the forward direction.…

A:

Q: Complete and balance the following redox reaction in acidic solution.   What are the coefficients…

A:

Q: 3V + 2Ga³+ = 3V2+ + 2Ga.    E°= +0.64 V.   3V2+ + 2Al = 3V + 2Al3+.       E°= +0.46 V Based on…

A: Given: List the oxidation agents in order of decreasing strength. Write reduction reaction for each.…

Q: If you put a pure copper penny in an aqueous solution of AgNO3, which of the following will happen?…

A: Initially it is necessary to determine the oxidation state of all the constituent metals in this…

Q: A current of 2.345 A passes through the cell shown for 45 minutes. What is the volume of the…

A: It is a term used in chemistry when a substance undergoes a reaction in which it ends up gaining an…

Q: 5 In the following reaction which element got oxidized :  3HNO3(aq) + Al(s) → Al3+ + 3NO2(g) +…

A: Since you have asked multiple questions, we will solve first 3 questions for you. For remaining…

Q: Where do the H+ protons come from at this step of balancing redox reactions in acidic environments?…

A: Redox reactions are the type of reactions which possesses both the oxidation (increase in O.S.) and…

Q: BLORG (69.58 g/mol) can be plated from aqueous solution according to the half-reaction listed below.…

A: Amount of the substance gets deposited through electroplating can be calculated using the equation…

Q: What element is being oxidized in the following redox reaction? C10H22O2(aq) + KMnO4(aq)…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: Through each reaction are the molecules oxidized or reduced? A. Oxygen 6CO2 + 6 H2O ----> C6H12O6…

A: If the oxidation state of an element increases on the products side when compared to the reactants…

Q: A chemical species that loses electrons in a redox reaction is ______________.    a) oxidized b)…

A:

Q: When the skeleton oxidation-reduction equation     MnO4- + Br- ---------> Br2 + Mn2+ is balanced in…

A: Given reaction:-  MnO4- + Br- ---------> Br2 + Mn2+

Q: If the total  reaction is 2H2O ----->  2H2 +O2 what is the reaction in the anode given that hydrogen…

A: Given reaction is : 2H2O ----->  2H2 +O2  What is the reaction in the anode given that hydrogen…

Q: 14.106 A voltaic cell is constructed in which the following reaction takes place: Cu (s) + 2Ag+ (aq)…

A: Number of moles of a substance is defined as ratio of mass in gram of substance to the molar mass of…

Q: Identify the substance that being oxidized in this reaction, Zn  +  HCl ---> H2 + ZnCl2.*       Zn…

A:

Q: 33. Which substance is the reducing agent in HF + Cl, → F2 + HCI? А. HF B. Cl2 С. F2 D. HCI E. H20…

A: Reducing agent: A reducing agent, loses electrons and gets oxidized in a chemical reaction.  In the…

Q: Consider the redox reaction 2Fe+(aq) + Bi+ (aq) + 3H2O(1) → 2F22+(aq) + BiO, (aq) + 6H (aq) The…

A: For the given redox reaction, fill in the blanks--

Q: Hello, Which substance is oxidized in this reaction? Sr(s) + F2(g) ------> SrF2(s) Thanks,

A: The given reaction is first noted as follows, Observing the given reaction it is clear that Sr at…

Q: 1.Hydrochloric acid (HCI) was added to potassium iodate crystals (KIO3) which had previously been…

A: Oxidizing agent: It is the species that oxidizes the other species by making it lose electrons.…

Q: 41. What will be the species present in the solution in the anode compartment? O Fe³+ (aq) & Fe²+…

A: Ag+ reduced to Ag  Fe 2+ is oxidised to Fe 3+ On the right side of the salt bridge is cathode where…

Q: Fe3+ + 1e- → Fe2+         Eo = 0.77 V Sn4+ + 2e- → Sn2+        Eo = 0.15 V Fe2+ + 2e- → Fe…

A:

Q: forms Ni 47. Consider the following diagram of a piece of iron, cathodically protected by magnesium:…

A:

Q: (Cr202)" (aq) + HNO2(aq) → Cr³+, Consider the redox reaction in acidic solution: (Cr202)7 (aq) +…

A:

Q: Which element is reduced in this reaction? 16H+ + 2Cr2 O,2- + C2H5OH-4Cr+ +11H20+2CO2 Enter the…

A: Explanation- Redox is a term that is used collectively for the reduction-oxidation reaction. It is a…

Q: Add the appropriate chemicals so that the following redox equations are balanced. Add H2O if needed.…

A:

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A: Answer is explained below. To answer these question we consider the loss of electron and the change…

Q: Selenic acid, H2SeO4, is produced from elemental selenium in a two-stage reaction. First the…

A:

Q: 15. Identiiy the substance being oxidized in the following equation: 2 Al + Fe203 Al203 + 2 Fe (b)…

A: Oxidation is defined as the loss of electron or increase in the oxidation number.

Q: H2O2 + KMnO4 + H2SO4 -> O2 + MnSO4 + K2SO4 + H2O How many electrons does the oxidizing agent gain…

A: Given reaction--- H2O2 + KMnO4 + H2SO4 -----> O2 + MnSO4 + K2SO4 + H2O

Q: For each reaction below, identify the atom oxidized, the atom reduced, the oxidizing agent, and the…

A:

Q: Add the appropriate chemicals so that the following redox equations are balanced. Add H2O if needed.…

A: a) acidic solutionU4+ + MnO4- -> Mn2+ + UO22+ The balanced redox reaction is, 5U4+ + MnO4- + 6H2O…

Q: A newly discovered bacterium can reduce selenate ion, SeO , 42-( aq)  to elemental selenium, Se(s),…

A:

Q: Hi, Forf this reaction, identify the substance being oxidized and the substance being reduced,…

A: The given redox reaction is -

Q: Based on the periodic table and general patterns of activity, which is the correct ranking of the…

A: Correct option is A that is: a.) F2 (strongest oxidant) > Cl2 > Br2 > I2 (weakest oxidant)…

Q: For the following reaction, what is being reduced? What is being oxidized? What is the oxidizing…

A: Given reaction: 2 Al + Fe2O3 → Al2O3 + 2 Fe We have to find the element that is reduced and the…

Q: Which two species will be able to oxidize Pb(s)? 35. Which species will NOT be able to reduce…

A: Oxidation means loss of electron and reduction means gain of electrons.

Q: 19. The following unbalanced redox reaction occurs in basic aqueous solution. Upon balancing, the…

A: Dear student I have given answer to your question in the image format.

Q: Which substance is being oxidized in the reaction? 2Na (s) + Br, (g) 2NaBr (s) Select one: a. Br2 b.…

A:

Q: 114. One type of breathalyzer employs a fuel cell to measure the quantity of alcohol in the breath.…

A: Breathalyzer is a gadget for detecting the blood alcohol from a breath. When someone exhales into a…

Q: 19.37 Zinc reacts spontaneously with silver ion. 2+ Zn(s) + 2Ag*(aq) → Zn²*(aq) + 2Ag(s) Describe a…

A: From gjven  voltaic cell is described and half reactions are given as below

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A:

Q: Determine whether or not each redox reaction occurs spontaneously in the forward direction.a.…

A: For Spontaneous cell reaction Ecell >0 and in standard conditions Eocell > 0 .  a. Ca2+(aq) +…

Q: Hydrochloric acid (HCl) was added to potassium iodate crystals (KIO₃) which had previously been…

A:

Q: ~~~~ 2) Determine the minimum voltage that must be applied to a cell containing molten CrBr3 in…

A:

Q: In the redox reaction below, what has been reduced? Zn (s)  + H2SO4 (aq) -->  ZnSO4 (aq) + H2 (g)

A: In a redox reaction if oxidation number of atom/ion increases then that ion/atom is oxidised and if…