in an aqueous solution of sodium sulnte. Ss(s)+Na2SO3(ag) + H2O(1) → Na2 S2O3-5H2O(s) (unba tical yield of sodium thiosulfate pentahydrate when 3.21 Ifite? Sodium thiosulfate pentahydrate is very soluble i: e synthesis if a student doing this experiment is able to ct?

Q: A 24.0 mL sample of 0.419 M hydrocyanic acid was neutralized with 0.384 M strontium hydroxide…

A: The chemical reaction :  Sr(OH)2 + HCN ---> H2O + Sr(CN)2   Volume of HCN = 24.0 ml  Molarity of…

Q: 5.00 mL of stock solution is diluted to 25.00 mL, peoducing solution ALPHA. 10.00 mL of solution…

A: The given series are:

Q: A solution was made by dissolving 9.0g of hydrated aluminium sulphate Al2(SO)3 in 250cm3 of…

A: Molarity is number of moles of solute dissolved per litre of solution.

Q: Consider the reaction below: Pb(NO3)2(aq)  + 2NH4I(aq) --> PbI2(s) + 2NH4NO3 25 g of 5.0% NH4I (MW…

A:

Q: In order to identify aqueous solutions of LIOH, HBr, CH5OH, and MgBr, students preformed a serles of…

A: The experimental data given is,

Q: When Fe(NO3)2lag) and K2CO3(ag) are mixed, O no precipitate forms O a precipitate forms and it is…

A:

Q: A student attempts to determine the corred equation to describe the ther mal decomposition reaction…

A: The mass of silver nitrate is = 4.7885 g The mass of residue is = 3.0406 g The correct equation for…

Q: ACTIVITY NO. 7 BALANCING OF CHEMICAL EQUATIONS Reactants - Products - Chemical Reactions Reactants…

A:

Q: Which of the following chemical reactions has a negative ΔS?  (The reactions are unbalanced as…

A: The balanced reactions are as follows:

Q: What is Ksp? How is different from Kc? How is it similar?

A: Ksp is also known as solubility product constant. Generally it represents the product of molar…

Q: □ H₂O(1) OK*(aq) ClO3 (aq) Aluminium sulfate is used as a flocculating agent in the treatment of…

A: Here we have determine the concentration of aluminium ion and sulphate ion if the concentration of…

Q: Use the molar ∆Hf° under formulas to calculate ∆H°rxn for the equations as balanced: 1. 4Al2O3 +…

A: The reactions given are, 1) 4 Al2O3 + 3 CH4 -------> 8 Al + 3 CO2 + 6 H2O  2) MnO2 (s) + 2 CO (g)…

Q: Determine the percent yield of the synthesis.  The % yield = 81.33 % The Theoretical Yield = 2.65g…

A: The percentage yield has to be given,

Q: Potassium chromate is slowly added to a solution containing 0.10 MAGNO, and 0.10 M Ba(NO,), What is…

A: Given: Concentration of Ba(NO3)2 = 0.10 M And concentration of AgNO3 = 0.10 M

Q: A3: For the reaction Ag2S (s) 2 Ag+ (aq) + [Ag*]? S²- (aq), K = 2.4×10, If [S²] = 0.0023M, what is…

A:

Q: In the reaction: Cr2O72- + 6S2O32- + 14H+ → 2Cr3+ + 3S4O62- + 7H2O, S2+ is being reduced. TRUE OR…

A: If there is an increase in oxidation number, it is called oxidation and if there is decrease in…

Q: Ethylenediaminetetraacetate(EDTA*) is used as a complexing agent. Solutions of EDTA¯* are used to…

A:

Q: Ca2+ in a drinking water sample was analyzed by the following reactions below: Ca2+(aq) +…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: . A student proposed that the balanced chemical equation for this reaction is Pb(NO,), + 2Nal ->…

A:

Q: Write the expression for Kc for the following reactions. Ineach case indicate whether the reaction…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3.

Q: A 25.00cm3 of potassium dichromate(K2Cr2O7) solution are added to an acidified aqueous solution of…

A: Given that,  Volume of K2Cr2O7 (V1) = 25.00 cm3 Volume of Na2S2O3 (V2) = 19.63 cm3 Concentration of…

Q: Which of the following chemical reactions has a negative ΔS?  (The reactions are unbalanced as…

A: The chemical reaction that has negative ΔS is to be selected-  Group of answer choices: PCl5(s) +…

Q: How many moles of electrons are transferred in the reaction if we have 6.00 moles of H2reacting?…

A: The balanced chemical equation can be written as given below.

Q: Balancing Chemical Reactions: Level 1 Practice 1. 1 Mg + 1 H2SO4 → 1 MgSO4 + H2 2. 3 Fe + O2 → 1…

A:

Q: 7. Silver nitrate breaks into silver ions and nitrate ions in water. AGNO3 (s) + H2O (I) -> Ag (aq)…

A: From the given reaction , we can see that nitrate ion remain as aqueous ions only and do not…

Q: Consider the following series of reactions: A + B CAG 25 kJ mol C - D AG" 10 kJ mol D + E + F AG 20…

A: Given:A + B → C   ∆G10 = 25 kJ/mole  ...(1)C →D             ∆G20 = -10 kJ/mole ...(2)D → E+F…

Q: 2. Zinc is one of the most valuable metals in the building and construction in- dustry. One of the…

A: Given :  In step 1 zinc sulphide reacts with oxygen to form zinc oxide and sulfur dioxide.  In step…

Q: LizSO4 + H2O Type of Reaction: Balance Equation: 1. H2SO.+ LIO - Solution: 2. Al(NO.), + NH,OH…

A: Since you asked multiple questions so as per Q&A guidelines of portal I solve first three parts…

Q: Calculate the weight of pure sodium carbonate that is necessary to prepare 2.806  L of 0.223  N…

A: We need to find molarity of the solution . We assume molar mass of sodium-carbonate in 106 g/mol,…

Q: Upon completion of an experiment involving a reaction between copper wire, Cu(s), and aqueous silver…

A: We have to tell the role of AgNO3(aq)

Q: Use the following infographic from compound interest:…

A: Solubility is the property of dissolution of a solute in a solvent to form a solution. A…

Q: 15.8 g of a mixture of inert solid and barium chloride (FW = 208.23g/mol). After being dissolved in…

A: The barium chloride present in the mixture reacts with silver nitrate to form the precipitate of…

Q: The student is required to determine the concentration of a basic NaOH by using the primary standard…

A: Answer:- Firstly by using the simple concept of stoichiometry, moles of NaOH is calculated then…

Q: Which of the following factors can be a reason for yied percentage to be low? 1.Reactant impurities…

A: The question is based on the concept of reactions. We have to identify the reason for low yields.

Q: Consider the reaction: A(g) = B(g) Kc= 2.1 Which of the following solution mixtures will produce…

A: According to the equation Kc=[B]/[A]. Where the value of [B] will be high  in that case Kc will be…

Q: When a 8.000 g of mineral ore sample containing Sn(CO3)2 (238.7 g/mol) and other inert material was…

A: Given that,  8.000 g of a sample containing Sn(CO3)2 and other inert material was is treated with…

Q: In Part A of this experiment, you prepare 5 solutions of FeSCN2* [one of them is just a blank…

A: No of moles = Molarity * Volume (L)

Q: Indicate what type, or types, of reaction each of the following represents: (a) Ca(s) + Br2(l) --->…

A: (a) In the given reaction, calcium solid and bromine liquid combine to form calcium bromide. This is…

Q: 4 11-59 PM Write the balanced COMPLETE ionic equation for the reaction when calcium chloride and…

A:

Q: You have a solution containing the nitrates of Ca2+, Ba2+, and Sr2+, each with a concentration of…

A:

Q: Answ GA 20. Answ My C x C Write C The F C Whe x akeCovalentActivity.do?locator-assignment-take…

A:

Q: For the reaction CH4(g) +2O2(g) ⇄CO2(g)+2H20(l) Show w arrow how to reduce the following stresses…

A: To solve this problem we can apply the concept of Le Chatelier  principle. According to this…

Q: Oral Saturated 750 g 237 mL per Potassium iodide 950 g elemental iodine + 1.5 kgs potassium…

A: Given that : The mass of iodine (I2) = 950 g The mass of potassium hydroxide (KOH) = 1.5 kg = 1500 g

Q: would be the solubility product constant (Ksp) equation for a theoretical compound X2Y3? Provide…

A: X2​Y3​⟶2X3+ + 3Y2- Ksp ​= [X3+]^2 [Y2−]^3 so none of the above option is correct

Q: Lable the reactios as single-displacement, double displacement, synthesis decomposition…

A: The given reactions has to be labelled as single-displacement, double displacement, synthesis, or…

Q: The simplifying assumption (a.k.a. the 100 rule)   Nitrogen oxides from exhaust gases are a serious…

A: Given reaction is : N2 (g) + O2 (g) ⇌ 2 NO (g) Value of equilibrium constant = K = 4.2 x 10-8…

Q: to 70 ml of 0.2M Pb solution (NO3) 2 add 30 ml of 0.7 M KIO3 solution. a) Write the equation of the…

A: Solubility product   It is the product of concentration term of ions dissociated from the sparingly…

Q: ample Mass of Original Mixture (g) Mass of Watch Glass (g) Mass of Filter Paper (g) Mass of…

A: The reagent that consumes completely in a chemical reaction is termed as the limiting agent. The…

Q: A 20.0 mL sample of 0.200 M K2CO3 solution is added to 30.0 mL of 0.400 M Ba(NO3)2 solution.  Barium…

A:

Q: 0 ||| a laccd sign in - Search tab . esc Explanation If O CHEMICAL REACTIONS Theoretical yield of…

A: Given,  Mass of hydrochloric acid ( HCl ) = 2.2 g.  Mass of sodium hydroxide ( NaOH ) = 2.0 g.  The…