b If the solution volume is 170. mL, what mass of Ba(OH)2 must have been dissolved? Mass =

Q: If 17.0 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: We know that,  Molarity = number of moles/ Volume in litre  Number of moles = mass / molecular mass…

Q: If 35.9 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: For CH3OH solution, Given mass = 35.9 g Molar mass = 32.04 g mol-1 Volume of solution = 500 mL…

Q: A student weighs out 5.81 g of NaBr, transfers it to a 250. mL volumetric flask, adds enough water…

A: Given that: Mass of NaBr = 5.81g Molar mass of NaBr = 103g/mol Total volume in the flask = 250mL=…

Q: What mass of KBrKBr (in grams) should you use to make 250.0 mLmL of a 1.10 MM solution of KBrKBr?

A: Given data, Volume of solution is 250 mL =0.25L                       (1L =1000mL) Molarity of…

Q: Suppose that you are given a stock solution of 1.14 mol/L ammonium sulfate. What volume of solution…

A: We know that,  V1S1 = V2S2  V = volume S = strength or concentration

Q: Calculate the molarity of the following solutions. a) 15.3 g of NaCl in 739 mL of solution. b) 0.550…

A: The molarity of a solution is defined as the number of moles of the solute present in the one Litre…

Q: If 49.2 g of NaI (MM = 149.89 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A:

Q: Calculate the resultant molarity (M) when 2.50 L of water is added to 500.0 mL of 12 M NaoH…

A: Molarity is total no. of  moles of solute present in 1 liter of the solution. Molarity = Number of…

Q: A mixture of hydrochloric and sulfuric acids is prepared so that it contains 0.235 M HCl and 0.605 M…

A: Given:Molarity of  HCl = 0.235 MMolarity of H2SO4 = 0.605 MTotal volume = 273.1 mLMolarity of NaOH =…

Q: If 39.6 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Given, amount of CH3OH =39.6 g and molar mass of  CH3OH =32.04 gmolvolume of flask i.e. solution…

Q: What volume of 0.175 M sodium phosphate, Na3PO4, solution is necessary to completely react with 95.4…

A: Reaction                              Na3PO4 (aq) + CuCl2 (aq) -------> Cu3(PO4)2 (s) + NaCl (aq)…

Q: A quantity of 25.0 mL of a 0.866 M KNO3 solution is poured into a 500-mL volumetric flask, and water…

A: Given,  Volume before dilution (V1) = 25.0 mL Concentration of KNO3 before dilution (C1) = 0.866 M…

Q: If 91.9 mL of a 2.17 M solution is diluted to a volume of 218.2 mL, what is the final molar…

A:

Q: 4.What is the molarity of the resulting solution? . From 60 ml of a 1.6 M nickel phosphate solution,…

A: Given that : Volume of nickel phosphate solution (V1)= 60 mL Molarity of nickel phosphate solution…

Q: For the reaction HCl+NaHCO3=NaCl+H2O +CO a sample of  NaHCO3 weighs 0.1015g requires 47.21 ml of HCl…

A: The given reaction is: HCl+NaHCO3→NaCl+H2O+CO2 According to the given chemical reaction, 1 mole of…

Q: A student pipets 11 mL of a 0.0155 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: If 203 mL of water is added to 5.00 mL of 4.16 M KCI solution, what is the concentration of the…

A: • The values provided in the question are:-  i) Initial volume of KCl solution, V1 = 5.00 mL  ii)…

Q: Calculate the volume, in milliliters, of 0.468 M sodium sulfate solution required to provide 2.50 g…

A:

Q: a)How many moles of acetic acid are in 100 mL of vinegar? What is the molarity of acetic acid in…

A: Given:Mass of acetic acid= 5g Volume of solution =100 mL

Q: You wish to make a 0.192 M perchloric acid solution from a stock solution of 12.0 M perchloric acid.…

A:

Q: How much solvent must be added to 25.0 mL of a 10.0 M HBr(aq) solution to form a 4.00 M HBr(aq)…

A: Let V Volumn is added

Q: If 40.1 g of CH;OH (MM = 32.04 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

A:

Q: If 27.8 g of CH3OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Mass = 27.80 g V = 500.00 mL

Q: If 25.0 g of KBr (MM = 119.00 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

A: To determine concentration we have to find the number of moles and volume also. There is various…

Q: If 17.0 g of NaI (MM = 149.89 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A: Given, the amount of NaI =17.0 grammolar mass of NaI =149.89 g/molvolume of solution =500.0 mL =0.5…

Q: 4. The density of 20.0% NaOH (by weight) is 1.22 g/mL. What is the molarity of 20% NaOH?

A:

Q: If 50.0 mL of 0.125 M HCl solution and 50.0 mL of 0.125 M NaOH are mixed, what is the molarity of…

A: Given,        50mL of 0.125M  HCl        50mL of 0.125M NaOH  are mixed  and have to calculate the…

Q: A laboratory custodian needed to prepare 4590 mL of a 2.45 N solution of HCl for the conduct of…

A:

Q: Calcium metal will react with water as follows: __Ca(s) + __H2O  __Ca(OH)2(aq) + __H2(g) What is…

A:

Q: A student pipets 13 mL of a 0.0115 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: If 36.0 g of NaOH (MM = 40.00 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A: Solution:               The concentration of solution gives the number of moles of solute dissolved…

Q: A student weighs out a 3.79 g sample of potassium nitrate, transfers it to a 250 mL volumetric…

A: Given, mass of KNO3 = 3.79 g. Volume of the solution = 250 mL = 250 mL×1 L1000 mL = 0.25 L. We have…

Q: If 20.6 g of Nal (MM = 149.89 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Molarity is a term used for concentration which shows the moles of solute dissolved per litres of…

Q: What volume, in mL, of a 6.75 M solution should be added to a 500.00 mL volumetric flask to create a…

A:

Q: If a student dilutes 16.34 mL of 2.75 M HCl to 25.00 mL, what is the concentration of the resulting…

A:

Q: A very strong nitric acid (HNO3=63.02 g/mol) solution is available as a 33.4 m solution. Given the…

A: Given: Molality = 33.4 m  Density of solution = 1.33 g/mL  Molar mass of solute (HNO3) = 63.02 g/mL…

Q: if 34.1g of Nal (MM= 149.89g/mol) are added to a 500.0mL volumetric flask, and water is added to…

A:

Q: A student pipets 18 mL of a 0.0459 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given  Initial Volume of solution ( V1 ) = 18 mL  Molarity ( M1 ) = 0.0459 M  Final Volume of…

Q: What concentration results when 150 mL of a 0.36 M solution of magnesium sulfate, MgSO4, is added to…

A: Given :  Initial concentration of MgSO4 solution = 0.36 M  Initial volume of MgSO4 solution = 150 mL…

Q: If 26.8 g of KBr (MM = 119.00 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Mass of KBr = 26.8 gm

Q: What Volume of 0.239 M HNO3 in milliliters is required to react completely with 1.50 g of Ba(OH)2?

A: Given : Concentration of HNO3 = 0.239 M And mass of Ba(OH)2 = 1.50 g Molar mass of Ba(OH)2 = Atomic…

Q: You wish to make a 0.348 M perchloric acid solution from a stock solution of 6.00 M perchloric acid.…

A: we are asked to prepare 0.348M perchloric acid from a stock of 6.0 M perchloric acid therefore using…

Q: A 1.280 g sample of oxalic acid, H2C2O4, is placed in a 100.0-mL volumetric flask, which is then…

A:

Q: How many molecules of hydrosulfuric acid (H₂S) could be reacted by 22.00 ml of 0.135 M sodium…

A: The reaction between H2S and NaOH is given by, H2S + 2NaOH - - - - > Na2S + 2H2O In question they…

Q: the concentration of CH₃OH in the resulting solution?

A: Given,   Mass of CH3OH = 40.7 g Molar mass of CH3OH = 32.04 g/mol According to problem volume of…

Q: A standard solution of 0.2436 M NaOH was used to determine the concentration of a hydrochloric acid…

A: The molarity equation derived using reaction's stoichiometry is helpful to find unknown…

Q: You will be provided with a stock solution of Red Dye. From the information on the bottle, please…

A: molarity of the stock solution will be 5.71*10-3 M .

Q: Consider the following unbalanced equation: Zn (s) + HCl (aq) → ZnCl2 (aq) + H2 (g) What…

A: Given,  Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g) Mass of Zn= 0.5065 g  Molarity of HCl= 0.1260 M…

Q: Calculate the resultant Molarity (M) when 2.50 L of water is added to 500.0 mL of 12 M NaoH…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the final…