What is the purpose of adding H2O2 to this reaction? 2 CoCl2.6H2O(s) + 2 NH4CI(s) + 8 NH3(aq) + H2O2(aq) + 3 H2O@) → 2 [Co(NH3)sCI]Cl2(s) + ½ O2(g)

Q: Write a balanced molecular equation with physical states for what has just been described, assuming…

A:

Q: Many mining operations produce tailings that can be oxidized to form acids, including sulfuric acid.…

A: In the given balanced equation, 4 mol CuFeS2 produces 4 mol of H2SO4. Hence mole ratio = 4/4 or 1/1…

Q: When the following molecular equation is balanced using the smallest possible integer coefficients,…

A:

Q: Of the reactions below, which one is a decomposition reaction? O 2Mg + O2→ 2MGO O NH4CI → NH3+ HCI O…

A: There are different types of chemical reaction are given , we have to find out the types of…

Q: S. Titanium occurs in the magnetic mineral ilmenite (FeTiO3), which is often found mixed with sand.…

A: The given reactions are, FeTiO3s + 3Cl2g + 3Cs → 3COg + FeCl2s + TiCl4gTiCl4g + 2Mgs → 2MgCl2l + Tis…

Q: In the reaction between FeCl₃ and NaOH, the spectator ions are A) Fe³⁺ and Cl⁻ B) Fe³⁺ and OH⁻ C)…

A: Step 1) Spectator ions are basically which are insoluble solid and are not represented as ions. When…

Q: Which of the following ions form distinctive colors (i.e. not white or colorless) upon addition of…

A: Aluminum  upon addition of aqueous NH3 gives white precipitate of Al(OH)3. Calcium usually does not…

Q: A mixture of 9.275 g of iron (II) oxide and 8.435 g of aluminum metal is placed in a crucible and…

A: To solve this problem we will use the given chemical equation .

Q: Wine open to the air turns sour over time due to oxidation of ethanol (molar mass 46 g/mole) to…

A: Since from the first reaction step we can see that 2 moles of ethanol is producing 2 moles of…

Q: The thermite reaction is performed using 8.6 g Fe2O3 and 1.8 g powdered Al metal. Fe2O3 + 2 Al →…

A:

Q: In the laboratory you are given the task of separating Ca2+ and Co2+ ions in aqueous solution. For…

A: To solve this question, we need to use solubility rules for each ion. Solubility of compound is…

Q: In the laboratory you are given the task of separating Ag" and Co* ions in aqueous solution. For…

A: Given Ag+ and Co2+   Y or N Reagent Formula of precipitate if yes  1   K2S   2   KBr   3…

Q: Silver is often extracted from ores as K[Ag(CN)2] and then recovered by the reaction…

A: Given: Mass of K [Ag (CN)2]=35.27g Formula: Molarity = Moles of soluteVolume of solution in…

Q: In the laboratory you are given the task of separating Pb²+ and Co²+ ions in aqueous solution. For…

A: In this question, we have to find out the correct answer of given problem by the help of Reactivity…

Q: Here is some information to help. In this experiment, magnesium metal is heated until it reacts…

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

Q: 2. Silver is often extracted from ores such as K[Ag(CN)₂] and then recovered by the reaction…

A: This can be solved using the concept of stoichiometry with unitry method as shown.

Q: Silver is often extracted from ores such as K[Ag(CN)2] and then recovered by the…

A: (a)

Q: compounds

A: A chemical reaction is comprised of two sides. The left side is called as reactants side and the…

Q: When AgNO3 (aq) reacts with K3PO4 (aq), what will be the chemical formula of the precipitate?

A: Given :- AgNO3(aq) + K3PO4(aq) →  To determine :- The chemical formula of precipitate formed in…

Q: Please show work

A:

Q: In the laboratory you are given the task of separating Pb2+ and Zn2+ ions in aqueous solution.…

A: Solubility of any compound is defined as the property of solid, liquid, or gaseous substance called…

Q: Fe(C5H;)2 + CgH4(=O)2 + HCl (aq) what is the full chemical equation for this?

A: A question based on redox reaction, which is to be accomplished.

Q: what amount of Al2O3 is peoduced from the reaction of 3.0 mol Al with 2.0 Fe2O3

A: Given, moles of Al = 3.0 mol Moles of Fe2O3 = 2.0 mol Chemical equation: 2Al + Fe2O3 --> Al2O3 +…

Q: A method used by the U.S. Environmental Protection Agency(EPA) for determining the concentration of…

A: Reaction: O3(g) + 2 NaI(aq) + H2O(l) --> O2(g) + I2(s) + 2 NaOH(aq)

Q: CaCl2 + Mg(NO3)2 > Ca(NO3)2 + MgCl2

A: Calcium chloride reacts with magnesium nitrate to form calcium nitrate and magnesium chloride.

Q: A mixture of BaO and CaO weighing 2.212 g is transformed into mixed sulfates (BaSO4 and CaSO4)…

A: The reactions occurring are: Molar of the species are: BaO=153 g/mol CaO=56 g/mol CaSO4=136 g/mol…

Q: What mass of Zn(CN)2 is produced?

A: Mass of Zn(CN)2 produced is 11.70g Zn(CN)2 .

Q: The product of the reaction shown in the Figure below is H,0 KMNO, A B но OH HO. D OMNO, HO" "OH…

A:

Q: 5. When copper metal is added to silver nitrate in solution, silver metal and copper (II) nitrate…

A: The given reaction: Cu (s) + 2AgNO3 = 2Ag (s) + Cu (NO3)2 We will calculate theoretical yield with…

Q: In the laboratory you are given the task of separating Ca2+ and Zn2+ ions in aqueous solution. For…

A:

Q: Predict the products of the following reaction, including correct physical states, and balance the…

A: Concept:  This is a ionic double displacement reaction. In a double-replacement reaction two ionic…

Q: What mass of silver oxide, Ag₂O, is required to produce 25.0 g of silver sulfadiazine, AgC H₂N SO₂,…

A:

Q: One of the stages in obtaining iodine from oil brines is the conversion of aqueous iodide (as FeI2)…

A: The physical states of the reactants and products are ;

Q: O How many grams of Ag,S will theoretically be produced when 3.94 g of AgNO3 and an excess of Na,S…

A:

Q: 3.77 g of potassium is placed in 375 ml of 0.850 mol/l chromium (iii) nitrate solution as follows 3…

A:

Q: Iron is generally produced from iron ore through the following reaction in a blast furnace. If 400 g…

A:

Q: Which of the following reactions does the chemical equation below best represent? 3 Cu(CI), (aq) + 2…

A:

Q: 1) Copper metal can be obtained from copper ore (copper (I) oxide) by heating the ore with charcoal…

A: Solution :    Synthesis or combination reaction :         Synthesis or combination reactions are…

Q: An iron ore sample contains Fe2O3 plus other impurities. A 752-g sample of impure iron ore is heated…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: In the laboratory you are given the task of separating Pb2+ and Ca2+ ions in aqueous solution. For…

A:

Q: 3.77 g of potassium is placed in 375 mL of 0.850 mol/L chromium (III) nitrate solution as follows 3…

A: Limiting reagent: The reactant that completely used up in the reaction is known as limiting reagent.…

Q: In the laboratory you are given the task of separating Ca²* and Co²* ions in aqueous solution. For…

A: Given

Q: In this experiment, magnesium metal is heated until it reacts with oxygen in the air according to…

A: Given information: Mass of crucible + cover =18.500 g Mass of crucible + cover + Mg = 18.702 g Mass…

Q: complete and balance the reaction equation Cr(NO3)3 (aq) +      (NH4)2CO3 (aq) ⎯→

A: Double displacement reaction : These type of reactions are the reactions in which  two given…

Q: The reaction that represents the formation of solid chromium metal from the oxidation reduction…

A: Iron reacts with chromium(II) acetate to form iron(III) acetate and chromium metal. The equation for…

Q: N2(g)+3h2(g)=2nh3(g) what type of reaction is this?

A: Given: N2(g) + 3H2 (g)----> 2NH3(g)

Q: Copper reacts with nitric acid according to the reaction 3 Cu (s) + 8 HNO3 (aq) 3 Cu(NO3)2 (aq) + 2…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: ilver is often extracted from ores such as K[Ag(CN)_2] and then recovered by the reaction…

A: The number of particles present in one mole of a substance is equal to the Avogadro's number which…

Q: Diiodine pentaoxide oxidizes carbon monoxide to carbon dioxide under room conditions, yielding…

A: Oxidation is the loss of electrons. Reduction is the gain of electrons. In terms of oxygen transfer,…

Q: What numbers belong in the blank spaces to fully balance the following reaction? __Fe (s) + __Cl₂…

A: Since the sum of individual atoms on the left side of the equation matches the sum of the same atoms…