The first stage in corrosion of iron upon exposure to air is oxidation to Fe2+. (a) Write a balanced chemical equation to show the reaction of iron with oxygen and protons from acid rain.

Q: Calculate the K.E. of molecule of helium in 1 cm3 of volume at a pressure of 2 atmosphere.

A: Volume = 1cm3. We know 1000cm3 = 1L So 1cm3 = 1x 10-3 L Pressure = 2atm  R = 0.0820 L atm mol-1s-1…

Q: Surface water in an open area of the Indian Ocean adjacent to Kenja has an alkalinity 2320…

A: Surface water of ocean has carbon dioxide dissolved in it and it exists as carbonic acid. The…

Q: Hydrogen peroxide (formula H2O2) is often used as disinfectant. However, in higher concentrations…

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Q: As a result of breakdown of the  Ventilation system, the gaseous product of the reaction of 2 kg  Of…

A: A balanced reaction is one that has equal number of atoms of each element on both reactants and…

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A: Biosensors can be defined as analytical devices which include a combination of biological detecting…

Q: Predict the outcome of the following reactions and explain the reason briefly.

A: In this question, we will see the product after the reaction of the starting material which is…

Q: 1. Discuss the following roles in the liquid-liquid extraction of dyes.  a. Vinegar b. Baking soda

A: Components are partitioned between an aqueous layer and the organic layer in the liquid-liquid…

Q: In nonaqueous solvents, it is possible to react HF to create H2F+. Which of these statements follows…

A: (a). The given observation is that in nonaqueous solvents, it is possible to react HF to create H2F+…

Q: Ventilation system, the gaseous product of the reaction of 2 kg  Of phosphorus with excess of…

A: A numerical problem based on inorganic chemistry, which is to be accomplished.

Q: Calculate the PH Of Soution Prepared by adding D.Lomole of NADH to a Solution Containing D:20…

A:

Q: in the metallurgy of sodium by electrolysis, why excess of CaCl2 is mixed with NaCl ?

A: Metallurgy of sodium:Formation of metallic fog occurs at molten temperature where melting point of…

Q: 3. During the isolation process sodium carbonate was used and there was an evolution of gas. Write…

A: See the complete solution given below.

Q: Given that the purity of ferrous ammonium sulfate hexahydrate (FeSO4.(NH4)2SO4.6H2O) is 98% (w/w),…

A: Answer: In concentration terms mg/L can also be represented as ppm. So, basically in this question…

Q: Explain the differences in chemical and physical properties of metals and nonmetals, including the…

A: Metals are placed on the left-hand side of the periodic table, and non-metals on the right-hand side…

Q: How many grams of silver metal are produced from Ag*(aq) in 1.95 h with a current of 3.50 A? (F =…

A: Given that: Time = 1.95 h = 7020 seconds Current = 3.50 A Mass of silver = ?

Q: RÜCIO, AgI Be(OH), ] CuCN ] CaSO4

A: If we add H+ in salt solution then anion will react with H+ and form acid if this acid is weak then…

Q: The first step in the preparation of magnesium metal is the precipitation of Mg(OH)2 from sea water…

A: At certain temperature, the mixing property of components is determined by their solubility product…

Q: Write the balanced NET ionic equation for the reaction when aqueous KBr and aqueous A9C2H3O2 are…

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Q: The following chemical reaction takes place in aqueous solution: Fe, (SO,),(aq)+6 KOH(aq) →2…

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Q: Manganese (IV) oxide, solid and black, acts as a catalyst in the dissolution of aqueous solution of…

A: Catalyst is the chemical species that are used in the reaction to alter the reaction rates. The…

Q: Derive the equation: pH + pOH = pkW. Based on the principle of autoprotolysis of water

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Q: Using the SONOX process, how much limestone would be required each year in order to effect…

A: In the power plants, the released acid gas will be eliminated through the SONOX process.

Q: Selenic acid (H2SEO4) is a powerful oxidizing acid that dissolves not only silver (as does the…

A: Oxidising agent: the compound or species oxidise to other component and itself get reduction.…

Q: What is the function of manganese(IV) oxide in the thermal decomposition reaction of potassium…

A: When a larger reactant (MN) is broken into the small molecules (M and N) in the presence of heat or…

Q: Give atleast 10 objectives in conversion of chicken feather as fertilizer

A: Chicken feathers mainly contain 80-90% of keratin protein and remaining is nitrogen. Thus it can…

Q: How many grams of silver metal are produced from Ag*(aq) in 2.90 h with a current of 3.50 A? (F =…

A:

Q: It is not practical to transport CO2 at atmospheric pressure. Why?

A: It is not practical to transport CO2 at atmospheric pressure.

Q: The pH of an aqueous solution of 0.2170 M hydrosulfuric acid, H,S (aq), is

A:

Q: The pH of an aqueous solution of 0.1130 M hydrosulfuric acid, H2S (aq), is ____ .

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Q: Given that the standard free energies of formation of Ag+(aq), Cl−(aq), and AgCl(s) are 77.1 kJ/mol,…

A: The given data contains, ∆G =∆G(AgCl(s))-∆G(Ag+)+∆G(Cl-)       =-109.8 kj/mol-77.1 kj/mol-131.2…

Q: Write the net ionic balanced equation of iodine and thiosulfate forming iodide and tetrathionate,…

A: Balanced net ionic equation is the equation in which equal number of every ion is present on both…

Q: 6(b) State the number of components for a system in which AlCl3 is ssolved in water, noting that…

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Q: The pH of a 0.2 M solution of CuSO4 is 4.0. Write chemical equations to explain why a solution of…

A: Copper (II) sulphate is a salt of sulphuric acid (strong acid) and copper (II) hydroxide (weak…

Q: How many grams of silver metal are produced from Ag⁺(aq) in 5.25 h with a current of 3.50 A? (F =…

A:

Q: Given the following reactions: 3C = D K= 8.33 x 104 D= 3A + 3B K= 5.33 x 102 Calculate the value of…

A: Answer: Equilibrium constant is the ratio of active masses of products and active masses of…

Q: The reaction of calcium hydride, CaH2, with water can be characterized as a Lewis acid-base…

A: According to the lewis acid-base theory, lewis acid is any chemical species that can accept loan…

Q: Suppose that nA = 0.22nB and a small change in composition results in μA changing by δμA = −15 J…

A: At constant P, T: ∑ni dμi=0 Thus it implies that: nA dμA+nB dμB=0                 ...... (1)

Q: Justify the addition of dolomite sand in Manila bay. Explain the advantages and disadvantages of…

A: Dolomite is an ore of magnesium and calcium. The general formula of dolomite is MgCO3.CaCO3. Several…

Q: Estimate nitrate and CO2 removal in a lake, if P removal from euphotic zone is observed to be 6 µg/L…

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Q: How many grams of silver metal are produced from Ag⁺(aq) in 5.75 h with a current of 3.50 A? (F =…

A: Consider the given information is as follows; Mass of silver metal produces =? Time = 5.75 h =…

Q: Describe how you would prepare the 200ppm of Na using NaoH and 0.1%(w/w) of Al using Al(No3)3,

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Q: The first stage in corrosion of iron upon exposure to air is oxidation to Fe2+(a) Write a balanced…

A: a. Acid rain contains dissolved acids such as sulfuric acid and nitric acid.  The protons from these…

Q: From the sequential hydrolysis of ammonia borane in 10 mL aqueous solution at 25 ºC and 1 atm with 2…

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Q: Magnesium metal can be produced via the electrolysis of molten magnesium chloride harvested from…

A: a.) The molten MgCl2 contain two type of ions Mg2+ and Cl-. The magnesium ions undergo reduction to…

Q: it is determined through a titration experiment that the molarity of acetic acid, CH3COOH, in…

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Q: 1. The equilibrium constant for the reaction of N₂ and H2 to give NH3 is 0.153 at 500 °C. What is Kp…

A: Given-> Equilibrium constant (Keq) = 0.153  Temperature (T) = 500°C = 500 + 273 = 773 K