18- Calculate the (a) molar concentration and (b) Molality of a sulfuric acid solution of density 1.198 g/cm, containing 27.0% H,SO, by weight. a)270g/1liter &2.3 b)170g/liter & 3.2 c)277g/1liter& 1.3 d)270g/1liter &3.2

Q: At 25 °C and standard pressure, a hydrogen sulfide solution can be made by bubbling H,S(g) into…

A: Since you have posted multiple questions as per guidelines we can answer one per session. If you…

Q: Find the freezing point (oC) for the new solution when 0.0080 mole of solute is added to 3.0 g of a…

A: Recall the following relation to calculate the freezing point of the solution…

Q: A 6.0835 M aqueous solution of acetic acid (C2H4O2) has a density of 1.0438 g cm-3 . Compute its…

A: Given   The molarity of acetic acid is 6.0835 M. The density is 1.0438 g/cm3

Q: 12 120 110 100 NaNO3 90 80 70 60 50 KCI 40 NaCl 30 20 10 10 20 30 40 50 60 70 80 90 100 Temperature…

A: To determine whether the KCl is saturated or unsaturated at 40 g solubility and at 70-degree C.

Q: 2- Calculate the molality of 15.00 M HCI with a density of 1.0745 g/cm??

A: Given, Molarity of HCl solution = 15.00 M. The density of the solution = 1.0745 g/cm3

Q: Calculate the freezing point (in ºC) of a solution made by dissolving 4.29 g of ethylene…

A:

Q: 2.) Find the molality, % (m/m), % (m/w) and mole fraction of the ff. solution: (A) 2.25 M HNO3…

A: %(m/m)=Mass of component in solutionTotal mass of solution*100 %(m/V)=Mass of solute Volume of…

Q: The boiling point of a 1.03% by mass magnesium chloride solution

A: If the total mass of magnesium chloride solution is 100 g, then it contains 1.03 g magnesium…

Q: Calculate the molality, molarity, and mole fraction of FeCl3 in a 29.0 mass % aqueous solution (d =…

A: Given : Mass % of FeCl3 = 29.0 % And density of solution = 1.280 g/mL Assuming 1 Kg i.e 1000 g of…

Q: 100) 20 gm of binary electrolyte (mol. wt. = was dissolved in 500 gm water. Freezing point of…

A: The degree of dissociation of electrolyte is given below

Q: 4H"lagCrSo + 2HOn 3.0x 10 Lof asolution. All of the chromate is removed and 2.94x 10 kgof the…

A: The question is based on quantitative estimation of concentration of chromate Ion present initially…

Q: Calculate the molality, the molarity, and the mole fraction of NH3 in an 6.20 mass % aqueous…

A: Step (1) Mass % of ammonia = 6.20 % Mass of ammonia = 6.20 gm Mass of solution = 100 gm Mass of…

Q: 4 in which of the following solutions would solid AgI be expected to ve least soluble at 25c?…

A: Common-ion effect: The solubility of a sparingly soluble salt is decreased when a common ion in the…

Q: The freezing point of a 0.100 M acetic acid (CH3COOH) solution is determined to be -0.1878 C.…

A: A numerical problem based on percent dissociation, which is to be accomplished.

Q: 15. Calculate the molality of phosphoric acid in a solution that is 84 % phosphoric acid and has a…

A: Given: Density of solution = 1.87g/mL Concentration (w/ w ) = 84%

Q: 3. A 15,0L of kCi has a concentration of 0.894 M. Determine the ff- a. Mass fraction (Puct + 1.91)…

A: Given,  Molarity of KCl = 0.894 M  Volume in L = 15.0 L  Determine the following : a). Mass fraction…

Q: If 1.205 g of KHP (204.22 g/mol) required 25.25mL of a sodium hydroxide solution for complete…

A:

Q: . A 1.241 M aqueous solution of AgNO3 (used to prepare silver chloride photographic emulsions) has a…

A:

Q: A small cube of lithium (density = 0.535 g/cm3) measuring1.0 mm on each edge is added to 0.500 L of…

A:

Q: Mass of unknown metal carbonate = 0.9789g Molarity of HCl solution = 0.1782M Molarity of NaOH…

A:

Q: What is the volume needed for dH2O

A:

Q: 2) Calculate the normal freezing point of a 0.7439 zol aqueous solution of CH..01: that has a…

A:

Q: 2.3 N OF 0.174mL NaHCO3 IS NEUTRALIZED BY 31.5mL OF HCl, WHAT IS THE NORMALITY OF THE ACID?

A: Normality of NaHCO3 (base) = 2.3 N  Volume of NaHCO3 (base) = 0.174 ml  Volume of HCl (acid) = 31.5…

Q: Question is attached

A: Given information,     Moles of NH4C2H3O2 = 1.75    Volume of solution = 1.00 L

Q: Calculate the freezing point of the solution formed when 5.85g of NaCl dissolved in 200g of water.…

A: Freezing point, temperature at which a liquid becomes a solid. As with the melting point, increased…

Q: Mass of H2C2O4•2H2O = 1.3245 grams  Molar Mass of H2C2O4•2H2O = 126.07 Volume of H2C2O4•2H2O…

A:

Q: What is the freezing point depression and boiling point elevation of the solution with acetic acid…

A: Given :           Weight of Acetic acid = 200 grams           Weight of water = 259 grams = 0.259 kg…

Q: Asolution prepared by dissolving 682 mg of a sugar (a molecular compound and a nonelectrolyte) in…

A: Depression in freezing point- ∆Tf=iKfm

Q: A. slightly soluble Soliol is added to water unhl no mose. Sold Can be olissolved. Figure shows the…

A: At equilibrium concentration of X1- = 2 x 10-10 M At equilibrium concentration of Y3- = 6 x 10-10 M…

Q: Q2: Prepare 250ml of solution contain 5ppm of Ca from CaCO; and 5ppm of Pb from PbCl,?

A:

Q: A HNO3  solution has a sp.gr. of 1.42 and is 70.0 % (w/w) HNO3 . Express its concentration in (a)…

A: Molarity is the number of moles of solute divided by volume of solution present in liters.  Molality…

Q: Henry’s law constant for CO2 in the water at 25 °C is 3.1 * 10-2 M atm-1. (a) What is the solubility…

A:

Q: Express as % solution: 0.07 mg of maltose in 300 µL of water

A: (m/v)% or (mass/volume) % is defined as the mass of solute in grams present in 100ml of the…

Q: Determine the following values for a saturated aqueous NaOH solution at 20 °C to the indicated…

A: As per the solubility, msolute=100 gmsolvent=100 gmsolution=200 g

Q: A water contains 180 mg/l Ca, 75 mg/l Mg, 160 mg/l HCO3', and 150 mg/l CO2, all expressed as CaCO3.…

A: Total hardness TH = Ca in mg/L ×Eq. of CaCO3Eq. of Ca+  Mg in mg/L ×Eq. of CaCO3Eq. of Mg…

Q: 2N of 3 it H, SOq Sulution mixed wuth 3N Of 7 üt HV, Soltion and 10 litor HO is added. Then final…

A: The solution is formed by the mixing of the following solutions: 3 L, 2N H2SO4 solution 7 L, 3N…

Q: ST5G.1- What is the approximate solubility [in units of MILLImolar] of an ionic compound M2X3 with…

A:

Q: calculate the boiling point elevation and freezing point depression of 3.om solution in sucrose of…

A: Elevation in boiling point,  ∆T = m × Kb  ∆T = 3 × 0.512 = 1.536 °C

Q: The Ksp of MgF2 at a certain temperature is given to be 2.6 × 10-7.  What is the molar solubility of…

A:

Q: Concentrated sulfuric acid has a density of 1.84 and is 95.0% by weight. What is the molality and…

A:

Q: The level of mercury in a stream was suspected to be above the minimum considered safe (1 part…

A: First, the given mass of mercury in ppb is converted into grams. Then, number of mercury moles…

Q: What is the freezing point when 16.01 g of citric acid (formula mass = 192.06 g/mol) is dissolved in…

A:

Q: To obtain a precipitate which is useful for gravimetric analysis, the analyst tries to obtain…

A:

Q: Assuming that the volumes are additive, what volume of water must be added to 35mL of 15%  KOH to…

A:

Q: Calculate the m (molality) of a solution prepared by mixing 8.205 g LiCl with 750.0 g of H2O.

A: Given that,  Amount of LiCl , w1 = 8.205 g Amount of H2O , w2  = 750.0 g  = 0.750Kg Molar mass of…

Q: Will I create a saturated solution when 30.0g of K2Cr2O7 is placed in 200g of water? Explain why.

A:

Q: *5.47. A nonideal solution contains na of substance A and nB of substance B and the mole fractions…

A:

Q: To make a saturated solution. 36gof sodiùm chloride is dissolved in 100 g of water at 293 K. Find…

A: The concentration of the solution measures in molality. Molality: the number of moles of solute…

Q: Describe how you will prepare 100.0mL of 0.100 M NaOH solution

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…