10. Balance the following equations: Ca(NO3)2(aq) + Na,SO4(a9) → CASO466) _NaNO3 а. b. Ni (s) + CaO (s) → Ca(s) + Ni2O3 (s)

Q: All phosphates are insoluble, except for the following ions. Ag+ O Hg22+ O Pb2+ Ca2+ OSr2+ OBa2+…

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Q: One of the semi-reactions in water electrolysis is 2H2O (l) -> O2 (g) + 4H + (aq) + 4e- If 0.076 L…

A: Welcome to bartleby !

Q: Sodium oxalate, Na2C2 04, in solution is oxidized to CO2 (g) by MnO, which is reduced to Mn2+. A…

A: Given: The volume of MnO4- required for titration of Na2C2O4, (V1) = 50.1 mL. = 0.051 L The volume…

Q: The most important commercial ore of chromiumis chromite (FeC r 2 O 4 ). One of the steps in…

A: Given  Chemical reaction       2 C(s) + FeCr2O4(s) → FeCr2(s) +  2 CO2(g)…

Q: An Olympic gold medal must contain a minimum of 6 grams of gold (MW = 196.97 g/mol) and has at least…

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Q: Pu-241 could be used for nuclear fusion in galvanic cells for fuel cells in a conventional nuclear…

A:

Q: A mixture of xenon and fluorine was heated. A sample of the white solid that formed reacted with…

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Q: In experiment 11, at some point of the heating you will add 15-20 drops of water to the cooled…

A: We know that our environment contains 78% of nitrogen and 21% of oxygen and rest is remaining gases,…

Q: . Sodium reacts with water according to the following reaction: Identify the oxidizing agent, and…

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

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: write the acidic equilibrium equation for HPO42-

A: we have to write the acidic equilibrium equation for HPO42-

Q: Where does 179.8 Fe(NO3)2 came from?

A: to convert the no of moles into mass ,use formula,no of moles of substance =molar mass of substance…

Q: MCQ 158: Sand and rocks further added to cement becomes A. concrete B. steel C. iron D. nickel

A: In this question, the name of the mixture formed by adding sand and rocks  to cement, has to be…

Q: The sulfur from 4.00g steel is evolved as dihydrogen sulfide gas and titrated with 1.60 mL of…

A:

Q: Silicic acid, SiO2.xH2O(s), is a weaker acid than carbonic acid, H2CO3(aq). Write a balanced…

A: Chemical reaction is given by, Mg2SiO4 + 4CO2 + 2H2O  2Mg+2 + 4HCO3- + H4SiO4 Mg2SiO4 + 4H2CO3…

Q: Aluminum is manufactured commercially by the Hall-Heroult process. The overall chemical equation for…

A:

Q: Öne can review the blast furnace from a simple viewpoint as a process in which the principle…

A: Solution - According to the question - Given -

Q: Question attached

A: Given: The first balanced reaction is, 2ClFg+O2g→Cl2Og+OF2g        ∆H°=167.5 kJ......(1) The second…

Q: Write the basic equilibrium equation for TeO₃²⁻

A: TeO₃²⁻ will react with water and gets one proton and the new compound is formed.

Q: Boron nitride (BN) has a structure similar to graphite, but is a white insulator rather than a black…

A: a) The balanced reaction for the formation of BN is: B2O3(s)+2NH3(g)→2BN(s)+3H2O(l) b) Calculation…

Q: Kindly balance the chemical equation: MnSO4 + AIPO4

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Q: STAEDTLER Mars plastic s) Use the following unbalanced chemical reaction to answer the questions…

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Q: Disulfides are compounds that have S¬ S bonds, like peroxides have O¬ O bonds. Thiols are organic…

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Q: ?→ He+ Pu 94

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Q: The production of high-grade iron from hematite and magnetite using a blast furnace involves several…

A: The production of high-grade iron from hematite and magnetite using a blast furnace involves several…

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A:

Q: How many metric tons of charcoal is required to reduce 1500 kg of arsenic trioxide? AS2O3 + C = CO +…

A: Since you have posted multiple questions, we are entitled to answer the first only. 1) The reaction…

Q: Aluminum is produced commercially by the electrolysis of Al2 03 in the presence of a molten salt. If…

A: Given data :

Q: 32. It would be very useful if we could use the inexpensive carbon in coal to make more complex…

A: a) the Balanced reaction are 1.        2C(s) + 3H2(g) → C2H6(g) 2.        3C(s) + 4H2(g) → C3H8(g)…

Q: The coefficients needed to balance the second step of the Ostwald process, __ NO. + __ O 2 -----> __…

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Q: Aluminum is the most abundant metal in the earth's crust. It is also a common household utensi…

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Q: What is a when the reaction Fe2O3 + C → Fe + a CO2 is balanced with the simplest integer…

A:

Q: Fine particles of metallic iron can be injected underground to remediate pollution of underground…

A: #Part-1: We are given an unbalanced redox reaction which is: Fe(s) + C2HCl3(aq) ---> Fe2+(aq) +…

Q: Calculate Eº for the process PbI6) + e- → (s) + e > Pbs) + 21,

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Q: Consider a modification to the Hall-Heroult process for aluminum production, where we keep things…

A: Original process:

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Q: Oxalic acid C2H2O4 is a metabolic product of many molds. Although oxalic acid is toxic to humans if…

A: The given reaction is,     H2C2O4(aq) + O2(g) → H2O2(l) + 2CO2(g) Volume of CO2 = 3.2 L Temperature…

Q: 4. From a pyrite concentrate containing 65% by weight pyrite (FeS,) by total oxdizer roasting, the…

A:

Q: For the reaction below, identify the statement that is false. Cis) + 25) +CS21S) Carbon is oxidized.…

A:

Q: Calculate the amount of heat absorbed when 100 gaf NO, deomposeit 0 r), N2O3 = 136.02 g/mol 2N,Os…

A: Interpretation-  To determine the amount of heat absorbed  when 10.0 g of N2O5 decomposes into NO2…

Q: Aluminum is the most abundant metal in the earth’s crust. It is also a common household utensil…

A: In the step one, the ore is washed and mechanically processed to remove the impurities, and hence…

Q: A sample of 0.2500 g of an antimony alloy is taken and converted into Sb2O4 by appropriate…

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Q: How much coulombs will it take to plate out 15 g of Fe from a solution of FeCl2?   a. 51,700.92…

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.