Balance the following in acidic solution:(a) H2 O2 + Sn2+ ⟶ H2 O + Sn4+(b) PbO2 + Hg ⟶ Hg22+ + Pb2+(c) Al + Cr2 O72− ⟶ Al3+ + Cr3+

Q: the determination of iron in limonite, 0.5166 g of minerals dissolve in acid and Fe2+ is titrated…

A: First find the moles of K2Cr2O7 utilized. Then using reaction stoichiometry finally the moles of…

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

A: Permanganatometry is a redox titration which is used in quantitative analysis. It is used to measure…

Q: In the determination of iron in fortified cereals by atomic absorption, 0.9133 g of sample was…

A: A question based on absorption that is to be accomplished.

Q: What is AG° for the following reaction? 21 (aq) + Cl2(g) L(s) + 2C1¯(aq) -

A:

Q: CALCULATE THE Concentration iron(III) thiocyanate ion [FeSCN2+] (M )

A: Insufficient information but I know the all data so I tried to solve it. If you have different data…

Q: Give ionic and net ionic equations for the following (see picture)....

A: The actual balanced equation is given below.

Q: Which of the following is a transition element? CI Pd O K OS

A: * Transition Element => is the element in…

Q: प्प्रीचे hयिणा चेheवलबवेर ण 2 तिठा एकव) क MTKS )- > 1Rg3)7मामবেদ) •(i) Ag is oxidized ) N ঠजल्लपcedे…

A:

Q: A 100.0-mL sample of spring water was treated to convert any iron present to Fe21. Addition of…

A: Given data: Volume of sample = 100 mL Volume of K2Cr2O7 = 25 mL Molarity of K2Cr2O7 = 0.002517 M…

Q: 4.75 Describe the basic steps involved in gravimetricanalysis. How does this procedure help us…

A: Gravimetric analysis: It is an analytical process for determining amount of substance through the…

Q: A solution of sodium thiosulfate was standardized by dissolving 0.1310 g KIO3 in water, adding a…

A:

Q: Given the metal activity trend below:   Al > Cr > Ni > H2 > Pt     Which of the following is…

A: Given is a metal activity series Al > Cr > Ni > H2 > Pt We are to find the strongest…

Q: ml, 0.04952 M AGNO; is added to precipitate Ag3AsO4(s) 3Ag* + AsO2- → Ag3AsO4(s) 8.88 mL of 0.1110 M…

A: Solved in step 2.

Q: A potassium permanganate solution is prepared by dissolving 4.68 g KMnO4 in water and diluting to…

A: Weight of substance when divided by its molar mass gives the number of moles of that substance.…

Q: In cation exchange reaction, how many grams of K+ will replace 2 meq of Ca2+ if K+ has a atomic…

A: One mole is the atomic mass or molecular weight per liter of each cation or anion.  K+ = 39 g/mol…

Q: A 1.219-g containing (NH4)2SO4, NH4NO3, and nonreactive substances was diluted to 200 mL in a…

A: For the first titration, the given data are: Mass of the given  Volume of the  Volume of the sample…

Q: Cr3

A:

Q: would a percipitartion reaction occur between Mn(NO3)2 and K2CO3?

A: Here, we have to determine whether a precipitation reaction occur between Mn(NO3)2 and K2CO3.

Q: A sample of an industrial waste water is analyzed and found to contain 25.8 ppb Cr2+. How many grams…

A: Parts per billion (ppb) :-  The number of parts of solute present billion (109) parts by weight of…

Q: A 0.7336-g sample of an alloy that contains copper and zinc is dissolved in 8 M HCl and diluted to…

A: Given information: Mass of alloy = 0.7336 g Volume of the solution = 100 mL Mass of the sample…

Q: Pyrolusite (MnO2) is dissolved in hydrochloric acid: MnO2 + HCl → MnCl 2 + H2O + Cl 2 The chloride…

A: Molar mass is the mass expressed in grams of 1 mole of a substance. It is specific for a given…

Q: What species is responsible for the colour change when KSCN(aq)  and  Fe(NO₃)₃(aq) are mixed? Why is…

A: In the given question we have to write Reaction involved between KSCN(aq) and Fe(NO3)3(aq) and…

Q: A white solid is either Pb(NO3)2 or Zn(NO3)2. If an aqueous solution is prepared, which reagent will…

A: The solids given are Pb(NO3)2 and Zn(NO3)2. Since both the salts are soluble nitrate salts. Hence on…

Q: Determine the percentage of iron in a sample of limonite from the following data. Weight of sample…

A: Weight of sample = 0.5000 g
 Molar Mass of Iron = 55.85 g Molar mass of FeO = 71.84 g   Volume of…

Q: what weight of arsenic trioxide (98.73% As2O3) would be used as a sample so that 35.00 mL of 0.1 N…

A: Normality of the solution of iodine can  be calculated by the formula I=w0.04946×V Here,  I is equal…

Q: 4. (. A mixture containing onlyl FeClh and AIClı weighs 5.95 g. The chlorides are converted to the…

A: Given: Weight of mixture containing FeCl3 and AlCl3 = 5.95g Weight of mixture containing Fe2O3 and…

Q: Complete and balance the reaction below in basic solution: H202(aq) +CI02(aq) I ClOz(aq) + 029)

A:

Q: The characteristic colour of the 3+ Fe(OH2)6 " ion is purple, but aqueous solutions appear yellow…

A: Given information: [Fe(H2O)6]3+ is purple in color but its aqueous solution appears yellow in colour…

Q: leaching powder, Ca(OCI)CI, reacts with iodide ion in acid medium liberating iodine: OCI + I + H* →…

A: Answer is below hope it helps

Q: Write a balanced equation for the reaction between nitrous acid and copper (II) hydroxide. O HNO3 +…

A:

Q: Z4 ORMULA MASS : PARTICIPATION FM? 1 C,H,NO, acetaminophen, a pain-killing drug 2. Cu,…

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

Q: 214 82 -->

A:

Q: A 0.4320 -g sample of pure iron (55.847 g/mol) wire was dissolved in acid, reduced to the +2 state,…

A:

Q: 2. 100.0-mL sample of spring water was treated to convert any iron present to Fe2+. Addition of…

A: In the given question we have to calculate the concentration of iron in 100 mL sample of spring…

Q: A pure oxide of iron weighing 1.000 g is fused with K2S2O7 and the fused material dissolved in acid.…

A: Solution -

Q: A 1.00 g sample of limonite iron ore, 2Fe203 · 3H20, is dissolved, reduced to Fe²+ and titrated with…

A: In a titration, equivalence point is obtained when the reactants are present in stoichiometric…

Q: why is [Co(NH3)6]3+ more stable with respect to reduction than [Co(H2O)6]3+

A:

Q: A 1.219-g containing (NH4)2SO4, NH4NO3, and nonreactive substances was diluted to 200 mL in a…

A: Given: For the first titration, Mass of the given sample = 1.219g Volume of the sample = 200 mL…

Q: Predict the products and balance the following eqn. and identify the type of reaction 7) Bacl +…

A: The given reaction are as follows,   a) BaCl2 (aq) + H2SO4 (aq) →  b) C6H12 (g) + O2 (g)→  c) Zn(s)+…

Q: Predict the products of the following chemical reaction, and balance the equation:   ___C2H4 +…

A:

Q: A 0.2219 g sample of pure iron (MM = 55.847 g/mol) wire was dissolved in acid, reduced to the +2…

A: Given data, Mass of iron = 0.2219 g Molar mass of iron = 55.847 g/mol Volume of Cerium (IV) =…

Q: A sample of iron ore weighing 0.6248 g is dissolved in acid, the iron reduced to Fe²⁺, and the…

A: Given data,Mass of iron sample=0.6248gVolume of K2Cr2O7=33.60mLNormality of K2Cr2O7=0.1502NFormula…

Q: A volume of 2.5 ml was taken from a hypothetical sample containing (3 ) valent antimony and (3 )…

A:

Q: A 100.0-mL sample of spring water was treated to convert any iron present to Fe. Titration with…

A:

Q: What is the acidic equilibrium equation for HC₂H₃O₂?

A: We have to write the acidic equilibrium equation for HC₂H₃O₂

Q: A 0.1017 g sample of KBrO3 (MM=166.1) was dissolved in dilute HCI and treated with an unmeasured…

A:

Q: A 10.0 g sample of KCgH5O4 (A)(MW = 204.23 g A) was titrated with 50.00 mL of KOH (B) to endpoint.…

A: The balanced reaction taking place is given as, => Given: Mass of KC8H5O4 taken = 10.0 g. The…

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