To oxidize the iron in 1.00 gram of FeSO4·(NH4)2SO4·6 H2O requires 5.00 mL of HNO3. (Fe 2++ NO3― + H+→ Fe 3++ NO + H2O) How much water must be added to 500 mL of this acid to make the concentration as an acid exactly one-tenth normal?

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Q: When 1.95 g of Co(NO3)2 is dissolved in 0.250 L of 0.220 M KOH, what are [Co2+], [Co(OH)42−], and…

A: When 1.95 g of Co(NO3)2 is dissolved in 0.250 L of 0.220 M KOH,  [Co2+], [Co(OH)42−], and [OH−] are…

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A: Given reaction is :  Zn + Co+2 ⇌ Zn+2 + Co  To determine equilibrium constant we need to determine…

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Q: Write chemical equations for the preparation of sols : (a) Gold sol by reduction. (b) Fe (OH)3…

A: Write chemical equations for the preparation of sols : (a) Gold sol by reduction. (b) Fe (OH)3

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A: As per our company guidelines we are supposed to answer only three questions.kindly repost remaining…

Q: Calculate the pH of 0.0037M solution of H2CO, given that K,1- 4.3 x 10 and Kz = 5.6 x 1011

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Q: how do i write the net ionic equation for the formation of Ag2SO4(s)

A: The product of the reaction is shown below,            Ag2SO4

Q: Which one is the oxidizing agent in the following reaction? Fe + Ag2O ® FeO + 2Ag

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Q: 4. Write the valence electron configuration and the oxidation states for: a. 38Sr b. 51Sb

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Q: What is the net ionic equation for the reaction between CoCl2 and an alkali hydroxide?

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Q: Write equation for the reaction of: (i) Iron with steam(ii) Calcium and potassium with water

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Q: What is the pH of a 0.237 solution of sodium hypobromite (NaOBr)? The Ka of hypobromous acid is 2.24…

A: Ka for HBrO , Ka = 2.24 × 10-9  Kb = 10-14 / 2.24 × 10-9 = 4.46 × 10-6  NaOBr ---> Na+ + OBr-

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Q: What are biochemical roles of iron,sodium and copper?

A: Given elements,        Iron, sodium and copper

Q: Question attached

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Q: Which of the following reagent is the STRONGEST oxidizing agent? MnO4 B Br2 C Ag* D) Fe2+

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Q: A water solution contains 10 mM HCO3 and 0.2 mg/L CO,2-. We also know the solution pH is 8.5. Please…

A: Solution                          Give that  PH = 8.5 Alkalinity It is the ability of substances…

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Q: mine the pH of a 0.52 M lithium nitrite solution. (Ka for nitrous acid = 4.5 x 10-4 7.00 12.18 8.53…

A: Given, the Ka for nitrous acid = 4.5×10-4 We have to calculate the pH of 0.52 M lithium nitrite…

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Q: What is the net ionic equation for the reaction between aqueous solutions of Cu(C2H3O2)2 and NaOH

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Q: What is the chemistry behind why the presence of salt will increase rusting of metals?

A: The solution is given below -

Q: 5. The equilibrium constant, K¸, for the reaction below is 6.0 x 10 ³. Fe(H,0),*(aq) +…

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Q: Calculate the pH of a solution that is 0.100 M in Fe(NO3)3.

A: K=[H3O+][Fe(H2O)5OH]2+[Fe(H2O)6]3+

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Q: Predict whether each of the following oxides is acidic, basic,amphoteric, or neutral: (a) NO2, (b)…

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Q: Identify the halide ions that are more easily oxidized than H2O(l) in acidic solution.

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Q: Determine the concentration of Ca2+ in a solution obtained by treating solid CaSO3 with 0.449 M HCl.

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Q: If a sample of silver coin weighing 0.2500 g gives a ppt of AgCl weighing 0.2991 g. What wt. of Agl…

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Q: How much heat (in kJ) is needed to convert 387 g Fe,03 into pure iron in the presence of excess…

A: Given: The weight of Fe2O3 is 387 g. The given reaction is, 2Fe2O3g+3Cs→4Fel+3CO2g ∆H°=+467.9 kJ

Q: What is the concentration of Co(OH)₂ (aq) in a solution in which the concentrations of Co²+ and OH…

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Q: The group III ions are separated from each other by taking advantage of the fact that two of the…

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Q: Calculate the equilibrium constant of the following reaction: 2NO (g) + O, (g)-2NO, (g) = 0.0548 M…

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Q: Write the chemical equation It got cut off (K4[Fe(CN)6](aq))

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