A sample contains FeS2. At the end of its gravimetric determination, BaSO4 is weighed and the percentage of Fe is being searched for. What is an expression for the gravimetric factor in this determination? (The formulas represent the formula weights)

Q: 44- what mass of silver dichromate Ag,Cr207 will dissolve in 100 mL of water to create a saturated…

A: Assuming volume of water will be same as the volume of solution as it will be approximately same.…

Q: 3CaCl2(aq) + 2Na3PO4(aq) Ca3(PO4)2(s) + 6NaCl(aq) In a reaction mixture of 16 mL of 0.56 M CaCl2…

A: Given Reaction3CaCl2(aq) + 2Na3PO4(aq)  →  Ca3(PO4)2(s) + 6NaCl(aq)Volume of CaCl2 = 16 mL1 L = 1000…

Q: 1. The solubility of magnesium hydroxide (Mg(OH)2) is approximately 3.7 x10-5 M at room temperature.

A: Dear student since you have posted multiple questions we will solve the first question for you if…

Q: What is the concentration of a standardized HCl solution that required 50.78 mL of HCl to titrate…

A: we need to find the concentration of HCl needed for the titration

Q: Seashells are made up of mostly CaCO3 (100.09 g/mol) and a substance called chitin which contains C,…

A: We will first write the balanced chemical reaction. Using the reaction we can have an idea about how…

Q: 4. A solution of cupric sulfate is used at blood donor clinics to test donor blood for low iron.…

A: The number of moles of a substance is determined as the mass of the substance upon its molar mass.…

Q: 2 HyPOalaq) + 3 Mg(OH)2(ag) = Mga (P04/21s) + 6 H201 If 35.0 mL of 1.67 M HsP04 are reacted with…

A: This question is based on stoichiometry.

Q: Using the attached solubility curve, please answer the following At 50 C, which solute is least…

A: The term solubility for a given substance can be defined as the ability of a given substance to get…

Q: 1.0 L of an aqueous solution of 4.0 M FeCl3 contains 4.0 moles of chloride ions. True or false

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: A 5.00 mL aliquot of wine vinegar was diluted and titrated with 0.1104 M NaOH, requiring 32.88 mL to…

A: CH3COOH(aq)  + NaOH(aq)  ---> CH3COONa(aq)  + H2O(l)

Q: AgCl-Silver Chloride Discussion 1. Gravimetric analysis is very useful for foutine monitoring of…

A: Gravimetric analysis is an analytical technique by which the amount of an analyte can be determined…

Q: Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs,…

A: The given reaction is, K2SO4aq + FeCl3aq →

Q: In the experiment conducted to determine the amount of acetic acid in vinegar, 8.2 mL of a 0.098 M…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: A- If 10 grams of zinc reacted with 100 ml of (1M) hydrochloric acid under standard conditions,…

A: A numerical problem based on mole concept, which is to be accomplished.

Q: Give three experimental errors that would cause you to calculate %CaO that is too high and three…

A: We have to give three experimental errors that would cause me to calculate % CaO that is too high…

Q: A solution of 50.0 mL of 0.20 M H2SO4 is titrated with 1.0 M of LiOH. H₂SO4 + 2LIOH → Li₂SO4 + 2H₂O…

A: Reaction : H2SO4 + 2 LiOH → Li2SO4 + 2H2OMolarity of H2SO4 solution = 0.20 M…

Q: Which set of the coefficient given is used to balance the following reaction? AL(NO3)3 +NA2S = AL2S3…

A: The chemical reaction must be balanced in order to follow the law of conservation of mass i.e, mass…

Q: What mass of AgI can be produced from a 0.512-g sample that assays 20.1% AlI3?

A:

Q: 11. Which of the following is a balanced net ionic equation for the reaction of a solution of…

A: As per bartleby guidelines i answered only first question so please don't mind and post other…

Q: Calcium Fluoride, CaF2 (aka, Fluorite), in a solution containing 19 mg/L of LiF (aka, Griceite),…

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

Q: (1) Careless Carlie weighed her KHP sample, but forgot to bring her report sheet along, so she…

A: (1)The relationship between mass, moles and molar mass of a substance is given by,

Q: a. What is the limiting reagent? b. What is the excess reagent?

A: a)C3H6 + 5O2 ----> 3CO2 + 4H2O     Moles=Given Mass/Molar Mass so,   Moles of C3H6=Mass of the…

Q: Sodum carbonate is often added to laundry detergents to soften hard water and make the detergent…

A: Dear student according to bartleby guidelines I am alllowed to solve only 1st question. Please post…

Q: How many milliliters of 0.120M  H2SO4 are needed to neutralize 0.160g of NaOH? Express the volume in…

A: With data's given Each question is solved and volume,molarity,mass is calculated with its balanced…

Q: The coefficients needed to balance the following equation is: …. Cu +  …HNO3 → …Cu(NO3)2 + …NO +…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: A sample of an industrial waste water is analyzed and found to contain 41.0 ppb Co3+. How many grams…

A:

Q: Part 1: Preparation of the Primary Citric Acid Standard 1. Mass of Citric Acid: 4.05 g 2. Volume of…

A: The number of moles is determined using the following equation Number of Mole =Mass in gMolar Mass…

Q: A 20.00 mL sample of vinegar was titrated with 1.00 M NaOH. If it took 15.00 mL of NaOH to reach the…

A: The volume of the vinegar sample = 20 ml The volume of the NaOH = 15.00 ml The concentration of NaOH…

Q: Concentration of diluted aspirin solution (M2). Show Mbn calculations below using equation from…

A: As per the given equation from the graph we have y = 300.93x - 0.0388 where y = Absorbance x =…

Q: {Volume of NaOH dispensed (mL)  41.87mL, 41.95mL, 41.75mL}  {Vinegar volume (mL) 5.00mL, 5.00mL,…

A:

Q: What products result when equal volumes of equimolar solutions of copper (II) sulfate and barium…

A:

Q: CALCULATE FINAL CONCETRATION INCLUDE UNITS AND 2 SIG FIGS A 43.5 mL sample of an 7.5 %(mm/vv) KBr…

A: Given : Volume of sample, V1= 43.5 ml Mass by volume percentage of kbr solution =7.5% Final volume,…

Q: How many grams of AgCI will be formed when 60 mL of 0.500MAGNO; is completely reacted according to…

A:

Q: Molarity. 7.83g of iron (III) chloride (FW: 162.2 g/mol) were dissolved in 250.0mL of water. a.…

A: When a strong electrolyte is dissolved in water, it dissociates completely. The ions produced is…

Q: During lab, a student weighs out 1.403 g of pure CuO. The solids were then dissolved in 15 mL of 6.0…

A: According to the question we have, The mass of the pure CuO is given by = 1.403 g The mass of the Mg…

Q: Given the following values, what is the concentration of the acid? (With solution) Initial Volume…

A: Given: Initial volume of acid = 10.150 mL Final volume of acid = 11.620 mL Initial volume of NaOH =…

Q: Gravimetric Analysis. Please show complete solution. Thank you 1.) A 0.8870 g sample containing…

A:

Q: Some chemical reactants are listed in the table below. Complete the table by filling in the…

A:

Q: Which of the following represents the net ionic equation for the reaction between iron(III)oxide and…

A: The net ionic equation will consist of Fe3+ as iron (III) oxide is reacting. Hence the net ionic…

Q: Please

A: We will use neutralisation concept

Q: 17) An unknown hydrocarbon compound was analyzed for hydrogen by elemental analysis and results show…

A:

Q: 49. The KCIO3 (122.55 g/mol) in a 0.1862-g sample of an explosive was determined by reaction with…

A:

Q: Phosphate in a solution is titrated with 0.08141 M solution of silver nitrate (AgNO3) as follows:PO…

A: We will calculate the moles of PO43- that can be titrated using the given mass of silver nitrate.…