A gravimetrical analysis is done with an unknown sample containing MBSO4. A 0.5020-g solid mixture is dissolved in water and treated with an excess of Ba(NO3)2, resulting in the precipitation of 0.6168 g of BaSO4. MgSO4(aq)+Ba(NO3)2(aq)-BaSO4(s)+Mg(NO3)2(aq) What is the mass of MgSO4 in the mixture? 120.37g 0.3181g 0.8231g O 233.38g

Q: What solution could you choose in each case to distinguish between each of the pairs of solutions…

A: We have to choose selectively precipitating  agent which can selectively form precipitate with one…

Q: A 59.5 mL sample of a 0.110 MM potassium sulfate solution is mixed with 39.0 mL of a 0.130 M…

A: First note the given balanced equation as shown below, K2SO4(aq)+Pb(C2H3O2)2(aq) →…

Q: What mass of NaCl is required to precipitate all the silver ions from 30.0 mL of 0.355 M AgNO3…

A: We will use simple mole concept. however, we have to know the following formulas- Molarity=Number of…

Q: A gravimetrical analysis is done with an unknown sample containing CaCl2. A 0.5020-g solid mixture…

A:

Q: Consider the reaction. 2 NaCl(aq) + Ba(OH)₂ (aq) → BaCl₂ + 2NaOH Identify the precipitate, or lack…

A: Precipitate is any insoluble solid form of supersaturated solution formed from dissolved substances…

Q: A 4.500-g sample containing sodium bicarbonate (NaHCO3, 84.01 g/mol) and other substances is…

A: We will use the balanced neutralization reaction to find out the moles of NaHCO3, that are getting…

Q: A 28.7 mLmL sample of a 1.24 MM potassium chloride solution is mixed with 14.7 mLmL of a 0.870 MM…

A:

Q: If 365 mL of 0.285 M MgCl2 is added to 235 mL of 0.215 M (NH4)3PO4, how many moles of Mg3(PO4)2…

A: Given :

Q: A 214.0-mL aliquot of 0.360 M  aqueous potassium hydroxide is mixed with 214.0 mL of 0.360 M…

A:

Q: A student tries to calculate the enthalpy of reaction for an acid-base reaction. 1.0 M HBr and 1.0 M…

A: For question 1 : option D would be the right answer . For question 2 : option A would be the right…

Q: Consider the neutralization reaction 2HNO3(aq)+Ba(OH)2(aq)⟶2H2O(l)+Ba(NO3)2(aq) A 0.105 L sample…

A:

Q: A 57.5 mL sample of a 0.122 M potassium sulfate solution is mixed with 39.0 mL of a 0.126 M lead(II)…

A: Molarity = number of moles of solute/volume of solution (in L)  So, moles = molarity × volume (in…

Q: Consider the neutralization reaction   2HNO3(aq)+Ba(OH)2(aq)⟶2H2O(l)+Ba(NO3)2(aq)   A 0.125 L…

A: Given: Volume of HNO3 (V1)= 0.125 L = 125 mL Concentration of Ba(OH)2 (M2) = 0.250 M Volume of…

Q: A technician would like to standardize an unknown Ca(OH)2 solution. It takes 33.71 mL of a 0.155 M…

A: Given: The volume of Ca(OH)2 is 25.00 mL. The volume of HCl is 33.71 mL. The molarity of HCl is…

Q: Consider the reaction below. 2 Al(NO3)3 (aq) +3 K2S (aq) --> 2 Al2S3 (s) + 6 KNO3 (aq) 67.0 mL of…

A:

Q: A technician would like to standardize an unknown Ca(OH)2 solution. It takes 27.07 mL of a 0.172 M…

A: Number of moles of HCl = 0.02707 L × 0.172 mol/L  = 0.004656 mol  2HCl + Ca(OH)2 ---> CaCl2 +…

Q: Write the net ionic equation, including phases, that corresponds to the reaction.…

A: The net ionic equation is used to represent only those species i.e. ions and molecules that…

Q: A solution contains 0.0280 M Pb² +(aq) and 0.0280 M Sr² +(aq). If you add SO2(aq), what will be the…

A: Given: Concentration of Pb2+ = 0.0280 M = concentration of Sr2+      NOTE: please note as Ksp value…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A:

Q: A solution of HBr with a volume of 25.00 mL is titrated to the endpoint, with 0.550 M Ba(OH)2. If it…

A: 2HBr(aq) + Ba(OH)2(aq) --> 2H2O(l) + BaCl2(aq)For HBr Solution,Concentration of HBr solution =…

Q: What mass of precipitate (in g) is formed when 250.0 mL of 0.210 M MnCl₂ is mixed with excess KOH in…

A: Answer mentioned below in image format Explanation:Step 1: I hope it helps you  Step 2: Step 3: Step…

Q: 4. 25.00 mL a phosphoric acid solution is titrated with 0.250 M Sr(OH)2 solution. If it takes 32.00…

A:

Q: Consider the precipitation reaction below: CuSO4 (aq)+ 2 NaOH (aq) ->>> Cu(OH)2 (s) + Na2SO4 (aq)…

A: CuSO4(aq) + 2NaOH(aq) ----> Cu(OH)2(s) + Na2SO4(aq)Concentration of NaOH solution = 0.125 M =…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Here we are required to find the Molarity of sodium hydroxide solution required for standardization…

Q: that contains 0.015 M Ni2+ ions and 0.015 M Ca2+ ions. You slowly add Na2CO3 to the solution. What…

A: Solubility equilibrium is a type of dynamic equilibrium that exists when a chemical compound in the…

Q: A 55.5mL sample of 0.104M potassium sulfate solution is mixed with 35.5mL of a 0.104M lead(II)…

A: Interpretation: From the given information theoretical yield of PbSO4 in grams is to be determined.…

Q: sample of solid calcium hydroxide is allowed to stand in water until a saturated solution is fomed.…

A:

Q: Consider the precipitation reaction  2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq)…

A: Balanced chemical equation: 2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq) From the…

Q: Qualitative Analysis- Determination of a Halide During the experiment Qualitative Analysis-…

A: Given that, To identification of a halide, sodium halide (NaX) solutions were reacted with chlorine…

Q: 2.661 g C4H4O4  is dissolved in H2O and titrated with NaOH. 22.7 mL of a NaOH solution were…

A: Given equation: C4H4O4(aq) +  2NaOH(aq)  → Na2C4H2O4(aq)  +   2H2O(l) The mass of C4H4O4  is…

Q: Consider the reaction.   2NaCl(aq)+Ba(OH)2(aq)⟶BaCl2+2NaOH2NaCl(aq)+Ba(OH)2⁢(aq)⟶BaCl2+2NaOH…

A: When one of products formed in double displacement reaction is insoluble in nature then the reaction…

Q: Lead(II) nitrate and ammonium iodide react to form lead(II) 10dide and ammonium nitrate according to…

A:

Q: 1) 68.1 mL of 5.2 M HCl solution is diluted to a volume of 555 mL. What is the molar concentration…

A:

Q: Two solutions consisting of 169 mL of 0.6 M lead(IV) nitrate and 456 mL of 0.8M sodium sulfate are…

A: The given parameters are: volume of  lead(IV) nitrate =  169 mL = 0.169 L volume of  sodium sulfate…

Q: What mass of Fe(OH)2

A:

Q: lifeguard spills 160.43 mL of 0.877 M hydrochloric acid (also known as muriatic acid) solution while…

A: Balanced chemical equation is2 HCl(aq) + Na2CO3(s) -> H2O(l) + CO2(g) + 2 NaCl(aq)

Q: 8) What is the molarity of the solution containing 234 g NaCl in 3.00 L of solution?

A: Solving only first question in accordance with guidelines.

Q: Consider a slightly soluble salt with a general form of MX2(s) --> M*(aq) + 2X'(aq). If its molar…

A: Given dissolution equation of the slightly soluble salt MX2: MX2 (s) → M+ (aq) + 2X- (aq) Given: The…

Q: Consider the reaction: Al(NO3)3 (aq) + MgCl2 (aq) ➝ AlCl3 (aq) + Mg(NO3)2 (aq). You mix together…

A: Given,  Volume of Al(NO3)3 = 25.0 mL = 0.025 L  Because, 1 L = 1000 mL  Molarity of Al(NO3)3 = 0.85…

Q: Identify the precipitation reaction 3NO2(g) + H2O(l) -> 2HNO3(aq) + NO(g) CaBr2(aq) + H2SO4(aq) ->…

A: Precipitation reaction : It is a reaction in which two or, more reactants combine to give one or,…

Q: A 59.0 mLmL sample of a 0.122 MM potassium sulfate solution is mixed with 34.5 mLmL of a 0.130 MM…

A:

Q: Consider

A: We will calculate mass percent of acetic acid

Q: Consider the following chemical reaction. 3 Zn(C2H3O2)2(aq) + 2 Na;PO4(aq) → 6 NaC2H3O2(aq) +…

A: Molar concentration or molarity (M) of a solution is defined as the number of moles of solute…