A 52.0-g sample of BaCl2 is dissolved in water, and the solution is diluted to give a final volume of 2.25 L. The molarity of the final solution is a. 0.111 M. b. 0.250 M. c. 9.01 M. d. 0.0433 M. e. 2.79 M.

Q: Concentration of DDT (molar mass= 354.49 g/mol) in groundwater sample is found to be 0.030 mg/250.0…

A: We have to predict the concentration in mmol/L.

Q: How many g of MgCl2  are dissolved in the solution?

A: Given :- volume of solution = 0.300 L  molarity of MgCl2 solution = 1.85 mol/L  To calculate :- Mass…

Q: A 90.0g sample of NaCl is dissolved in water to make a solution with a volume of 3.00 L. What is the…

A: Given that: Mass of NaCl = 90.0g Volume of solution = 3.00L Using molar mass of NaCl = 58.44 g/mol

Q: How many moles of solute are in solution a) 765 g of NaCl solution which has a concentration of…

A:

Q: A 1.00 L sample of NaOH solution is diluted to give a total final volume of 2.50 L. If the initial…

A: Initial volume (V1)) = 1.0 L Initial molarity (M1) = 3.20 M Final volume (V2) = 2.50 L Final…

Q: Whens 28 g of KOH dissolves in enough water to make 250 mL of solution, what is the resulting…

A: The question is based on the concept of molarity.    it is defined as number of moles of solute…

Q: 1. A blood serum sample is analyzed and found to contain 102.5 µg Ca²*/mL serum. The density of the…

A: 3) Given that: Molarity of Cr3+ = 0.125 M Molarity of MnO4- = 0.200 M Volume of MnO4- = 12.00 mL

Q: he standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 m ith the…

A: Given, Volume of acid  = 10.00 mL Density = 1.00 mg/mL Mass = V × d   = 10.00 × 1 = 10.0 mg MMoles…

Q: Solute concentrations are often described with qualitative terms such as dilute (of relatively low…

A: Molarity of a solution is defined as the number of moles of solute present per litre of solution and…

Q: An aqueous solution was prepared by dissolving 4.93 g of KBr in enough water to make 750. mL of…

A:

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgSO3, in enough water to make exactly…

A:

Q: How many grams of Mg3(PO4)2 are needed to make 3.000 L of a 2.500 M solution ? The GFW for magnesium…

A: The GFW of Mg3(PO4)2 = 262.87g

Q: A solution of NaOH is 95% by mass and has a density of 1.2 g/ml. How many mL of water should be…

A: Given data is as follows: The mass of NaOH = 95 g in 100 g of solution ( 95% by mass ) Density of…

Q: :53 Determine the mass of RbNO3 necessary to prepare 500.0 mL of a solution that is 0.228 M RbNO3. g…

A:

Q: An unknown mass of NasPO4(s) is dissolved in water to form 50.00 mL of solution. This is Solution A.…

A: Let the mass of Na3PO4 dissolved = X gm Molar mass of Na3PO4 = 163.94 gm Number of moles of Na3PO4 =…

Q: Determine the mass of RbNO3 necessary to prepare 500.0 mL of a solution that is 0.138 M RbNO3…

A: The volume of the solution is = 500.0 mL The molarity of the solution is = 0.138 M The required mass…

Q: Muriatic acid is the commercial name for hydrochloric acid that can be purchased from hardware…

A: Consider the given information is as follows; Percent weight/weight = 33% Mass of HCl (solute) = 5.5…

Q: A student, adds 136.92 g of sucrose (FW = 342.31) to exactly 400.0 mL of dH20. The total solution…

A: given, mass of sucrose = 136.92 g molar mass of sucrose = 342.31 g mol-1 volume of water = 400.0 mL…

Q: 2KI(aq)+Pb(NO3)2(aq)⟶PbI2(s)+2KNO3(aq)

A: From reaction, we came to know that 2 moles of KI will produce 1 mole of PbI2

Q: A solution is made by dissolving 25.1 g of barium acetate, Ba(CH3CO0)2, in enough water to make…

A:

Q: 13.58 An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (d = 1.114…

A:

Q: An aqueous solution was prepared by dissolving 2.11 g of NaCl in enough water to make 1500. mL of…

A:

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MGSO3, in enough water to make exactly…

A:

Q: A 1.00 g sample of soil containing MgCl2 (95.3 g/mol) was dissolved in 50 ml distilled water. This…

A: Given that-mass of sample=1.00 g soilwhich contrain=P1g Cl295.3 g/molvolume of water=50 mLAgCl…

Q: A student performed an experiment on the determination of dissolved oxygen in a water sample using…

A: A question based on general chemistry that is to be accomplished.

Q: Consider the balanced equation of  KIKI reacting with Pb(NO3)2Pb(NO3)2 to form a precipitate.…

A: • Concentration = No. of molesVolume (L)• Mass = No. of moles x molar mass• Molar mass of PbI2 = 461…

Q: A solution is made by dissolving 17.8 g of magnesium sulfite, MgS03, in enough water to make exactly…

A: Molarity can be defined as the ratio of number of moles of solute to volume of solution in liter(L).…

Q: I measure out 15.98 g of potassium chloride and dissolve it in water. The total volume of solution…

A: Given, amount of KCl =15.98 gvolume of solution =500.0 mL =0.5 Lmolar mass of KCl =74.55 g/molwe are…

Q: D 2.3 x 10 mol/dm 3 25.0 cm of 0.100 mol/dm³ aqueous sodium hydroxide is neutralised by 24.6 cm° of…

A: 1 dm3 = 1000 cm3.   25.0 cm3 0.100 mol/dm3 NaOH solution contains (25/1000)×0.100 = 0.0025 mol NaOH.…

Q: How many grams of KBr are contained in 161 g of a 6.66% by mass KBr solution? g KBr

A:

Q: How many grams of aluminum hydroxide will be formed from 55.0 mL of a 1.50 M potassium hydroxide…

A: Answer: This question is based on stoichiometric calculation where moles of KOH will be converted…

Q: (b) An unknown mass of Na;PO<(s) is dissolved in water to form 50.00 mL of solution. This is…

A:

Q: 26 What is the molarity of each solution? (a) 47 g of KCl dissolved in enough water to give 2, 375…

A: To answer the given questions

Q: What volume of a 0.43 M ZnCl2 solution contains 2.52 g of ZnCl2? Mw ZnCl2 = 136.29 g/mol. %3D OA…

A: We know that Molarity = number of moles of solute / volume of the solution in L Number of moles =…

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows: Zn(s) + 2HCI( aq) ZnCl2( aq) +…

A: From the above data,  mass of Zn = 3.75 g Concentration of HCl = 1.30 M The volume of HCl = 500 ml =…

Q: Silver nitrate solutions are often used to plate silver onto other metals. What is the maximum…

A:

Q: ne Foll... [References] [Review Topics] Use the References to access important values if needed for…

A: The quantitative method that is particularly utilized to evaluate the solution’s concentration is…

Q: Consider the balanced equation of  KIKI reacting with Pb(NO3)2Pb(NO3)2 to form a precipitate.…

A:

Q: What types of substances are most likely to be soluble in water?

A: All the polar substances are most likely to be soluble in water.

Q: Hard water often contains dissolved Ca2+ and Mg2+ ions. One way to soften water is to add…

A: Given information:Volume of solution = 1.5 LConcentration of the Ca2+ present in the solution =…

Q: Solubility is the concentration of a saturated solution at a specific a) amount b) pressure c)…

A: The answer to the following question is-

Q: Q. A 12.5% (w/w) NICI2 (129.6l g/mol) solution has a density of 1.149 g/mL. Calgulate(a) the molar…

A:

Q: 24.71 cm (24.71 m) of this solution is delivered from a buret, what amount of HCI has been…

A: Molarity is defined as the ratio of the number of moles of solute to the volume of solution in…

Q: A 0.650 ?0.650 m aqueous solution of KBrKBr has a total mass of 86.0 g.86.0 g. What masses of solute…

A: we have to calculate the mass of KBr and H2O

Q: An unknown mass of Na3PO4(s) is dissolved in water to form 50.00 mL of solution. This is Solution A.…

A:

Q: During titration, an aqeous solution of HCI has a concentration of 0.1396 mol dm. I 24.71 cm (24.71…

A: Given - Concentration of Hydrochloric acid, HCl is = 0.1396 mol dm-3  And volume transferred of HCl…

Q: You have a 2.00 M solution of sucrose and need to use it make 1.0 L a 0.500 M solution of sucrose.…

A: The volume of sucrose needed to be taken is determined by considering the formula M1V1 = M2V2.

Q: How many grams of Al are needed to produce 0.450 L of 1.6 M solution of AICI3? 2AI + 6HCI → 2AICI3 +…

A: Given-&gt; Volume of AlCl3 = 0.450 L Molarity = 1.6 M

Q: A solution of HCI gas dissolved in water has 28.22 g of HCI per 100.0g of solution, and its density…

A: Using formula of Molarity we can solve this problem.