molar relationship between hematite, Fe2O3 and carbon dioxide CO2?

Q: 2. Aluminium sulphate (alum) is added to water with a pH of 7.2. Based on the reaction below,…

A: Formula:-                      PH=12 pKw - 12 pKb- 1210g C                     pKa of alum…

Q: Which member of each pair produces the more acidic aqueoussolution: (a) ZnBr2 or CdCl2, (b) CuCl or…

A: The metallic character increases down the group in a periodic table. As the metallic character…

Q: How could you find the molecular weight of a divalent metal, using a gasometric technique, if the…

A: Balanced Reaction M + 2H+ ---> H2 + M2+ Divalent metal atom M reacts with acid to give hydrogen…

Q: The following is the brief summary of how Aliquot 1 was prepared in Expt. 8: Step 1: The unknown…

A: Given data,Mass of steel sample=0.5079 gTotal volume of stock solution=200mL=0.200LVolume of stock…

Q: In the preparation of H2SO4 by Contact Process, why is SO3 not absorbed directly in water to form…

A: The reaction between sulfur trioxide and water is very highly exothermic.  The heat generated is so…

Q: What is the coefficient the should be placed in front of iron (II) oxide (Fe203)?* LizO+ FeCb LİCI +…

A: We have given the incomplete reaction which is         Li2O +     FeCl3  →       LiCl +     Fe2O3…

Q: what is the role of V2O5 during oxidation of SO2 into SO3 ?

A: In the process of oxidation of SO2 to SO3, vanadium oxide(V2O5) is used as a catalyst. The oxidation…

Q: 2. Consider reaction-4 in the procedure: (a) How is the reaction between MnO4 and I in basic…

A:

Q: ition containing bromate lons (Bro3 ) IS itrated with standard thiosulfate (S203²) solution. The…

A:

Q: Discuss the advantage and disadvantage of Wijs method of iodine value determination. What…

A: The advantages and disadvantage of the wijs method is given below.

Q: Chromium sulfate is an inorganic compound used as a tanning agent for leather manufacturing. It is…

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

Q: Give the half reaction of the reduction of Cr2O7-2 in chromic acid and the reduction of ClO-1 in the…

A: A half cell reaction is either the oxidation or reduction reaction. Half reactions are used as a…

Q: Reaction 1:  Oxidizing Cu(s) with concentrated nitric acid, HNO3(aq) to copper(II) nitrate.…

A: The copper metal reacts with concentrated nitric acid to form copper (II) nitrate. In this reaction,…

Q: Given the reaction:        Fe+2 + Cr2O7 -2  → Fe+3 + Cr+3  How many electon/s was/were involved in…

A:

Q: Permanganatometry is used to quantify: A) Iron (II) sulfate B) Zinc sulfate C) Silver nitrate D)…

A: Permanganatometry is an analytical technique to anylyze various species.  This is based on redox…

Q: Prepare 500ml of 0.01M solution of Na* from Na,CO3. And what is a pNa* ? At.wt : N=23 , C = 12 , 0 =…

A: Molarity is no. of moles of solute per liter of solution.  We have to find the amount of Na2CO3…

Q: The coupled oxidation-of-iron/decomposition-of-peroxide reaction is a Fenton reaction. (a). what…

A: OXIDATION: A reaction in which electrons are lost from a molecule is known as an oxidation reaction.…

Q: A solution of silver nitrate containing 0.0074 g AgNO3 per gram of water and silver electrodes were…

A: Mass of anode solution after electrolysis =25 g Mass of silver nitrate in the anode solution after…

Q: Describe how you would prepare 1litre of 150ppm Cu2+ using Cu metal

A: ppm is defined as the parts of solute or mass of solute present per million parts of solution Hence…

Q: How does the presence of Zn2+ affect the Cu2+ retention by soil?

A: The standard reduction potential of Zn2+ and Cu2+ are as follows: Zn2++2e-→Zn…

Q: Given the reaction:     Fe+2 + Cr2O7 -2  → Fe+3 + Cr+3  How many electon/s was/were gained in the…

A: The chemical reaction :  Fe2+ + Cr2O72-   ----> Fe3+ + Cr3+  Electron / electrons gained in the…

Q: 10. When an orange coloured crystalline compound 'A' was heated with common salt and concentrated…

A: The above given question is Chromyl chloride test.

Q: Explain why strong oxidizing agents interfere with this analysis and why an excess of

A: Oxidizing agents causes oxidation by getting reduced itself. Oxidation is the process of loss of…

Q: r2, bromine tested with chloride and iodide ions Halide salt Color change observed in the…

A: Br2 is used as a mild oxidizing agent, in fact most halogens act as oxidizing agents. 2 layers are…

Q: In the preparation of magnesium oxalate hydrate, excess ammonium oxalate amount is not required.…

A: Magnesium oxalate is a white solid that comes in two forms: an anhydrous form and a dihydrate form…

Q: 2. Aluminium sulphate (alum) is added to water with a pH of 7.2. Based on the reaction below,…

A:

Q: mineralization

A: Organic substance + O2 → CO2 + H2O

Q: Why magnesium chloride hexahydrate is added to an EDTA solution?

A: Magnesium chloride hexahydrate is adding to EDTA solution generally in determining hardness of…

Q: What will happen to the estimated vitamin C content of the peach sample if it contains other…

A: Vitamin C is found in various food, it is used to cure scurvy. Vitamic C is also termed as ascorbic…

Q: What is the coefficient the should be placed in front of iron (II) chloride (FeC13)?* Liz0 + FeCb…

A: We are given the unbalanced chemical reaction. _ Li2O+_ FeCl3→_ LiCl+_Fe2O3

Q: What impact would adding twice as much Na2CO3 than required for stoichiometric quantities have on…

A:

Q: What impact would adding twice as much Na2CO3 than required for stoichiometric quantities have on…

A: Stoichiometric quantities are required for the reaction completion with getting desired product.

Q: The possible product, which results from adding drops of water in crucible after burning of Mg in…

A: The question is based on the concept of experimental chemistry. we have to write the name the…

Q: Which is the correct half reaction for the oxidation of S₂03² to S406²?

A:

Q: How does the doubly labeled water method depend on the existence of isotopic equilibrium between the…

A: doubly labeled water method depend on the existence of isotopic equilibrium between the oxygen in…

Q: The following complexation reaction was carried out by using 2.5 g of cobalt(II)nitrate hexahydrate…

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

Q: (a) Balance the equation for the oxidation of formaldehyde to formic acid by MnO4 in basic solution…

A:

Q: A 0.1017-g sample of KBrO3 (MW = 167 g/mole) was dissolved in dilute HCl and treated with an…

A: In iodometry iodide ion(I-) reacts with oxidising agent and forms iodine which reacts with sodium…

Q: One of the types of first generation pesticides contained arsenic. An analytical analysis for…

A:

Q: Show Calculations and Formulas. What is the energetic favorability of A? (A) MnO2 reduction by…

A:

Q: Silver chromate (Ag2CrO4) is a red solid that dissolves in water to the extent of 0.029 g L-1 at…

A: Solubility Product : This is basically a type of equilibrium constant for a solid being dissolved in…

Q: What volume of a 0.150 N KI solution is required to react in basic solution with 34.1 mL of a 0.216…

A: The given data contains, Normality of KI = 0.150 N. Volume of KMnO4 = 34.1 ml. Normality of…

Q: What is the equilibrium constant for the following reaction, provided that the Ksp for Barium…

A: To proceed for such questions manipulate the chemical equilibrium equation easily.

Q: Prepare 500ml of 0.01M solution of Na* from Na,CO3. And what is a pNa* ? At.wt :Na =23 , C= 12 , 0=…

A: To prepare 500 mL of 0.01 M solution of Na+ from Na2CO3. Also to calculate pNa+.

Q: Hydroxylamine is used in this reaction to oxidize Fe2+ to Fe3+. True or False (no reaction was…

A: Hydroxylamine is NH2OH.

Q: Question: Calculate the thermodynamic favorability of aerobic Mn (II) oxidation and aerobic Fe(II)…

A: Electron donors that occur in soils and participate in chemical redox couples are compounds found in…

Q: ) What amperage is required to plate out 0.250 mol Cr from a Cr3+ solution in a period of 8.00 h?

A:

Q: What is the role of a depressant in Froth Floatation process for the concentration of a sulphide…

A:

Q: What is the role of oxalic acid in preparation of Cis-potassium diaquabis(oxalato)chromate…

A: Preparation of cis-K[Cr(C2O4)2 (H2O)2].2H2O The solution saved from the first part of the experiment…