The Henry’s law constant for argon gas in water at room temperature is 5.4 × 105 torr/M.  What is the molarity of argon in an aqueous solution if the partial pressure above the solution is 225 torr?

Q: The Henry's Law constant for dissolving Co, in water is 0.034 M/atm. What is the concentration of…

A: Given: The mole fraction of CO2, χCO2=3×10-4  The Henry's law constant for CO2, (K) = 0.034 M/atm.…

Q: What is the freezing point of a solution formed by dissolving 0.75 mol of NaCl in 1.00 kg of water?

A: Normal freezing point of water = 0 oC Kf for water = 1.86 °C/m

Q: What is the freezing point of an aqueous solution of LiF if the boiling point of the solution is…

A: Elevation of boiling point, ΔTb = 101.6 – 100.00 0C…

Q: Calculate the solubility of O2 in water at a partial pressure of O2 of 120 torr at 25°C.

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Q: The Henry's law constant for helium gas in water at 30 celsius is 3.70 x 10-4 M/atm. When the…

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Q: Calculate the molality of a solution prepared by dissolving 1.50 g of sodium hydroxide (NaOH) in 112…

A: molality is one of the ways to express the concentration of solution.

Q: Calculate the freezing point of a .2m CaCl2 aqueous solution, assuming it dissociates completely to…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: acetic acid

A: Dear student I have given answer to your question in the image format.

Q: The Henry's law constant at 25 °C for Ar in water is 0.0014 M/ atm. What is the solubility of Ar, in…

A: According to Henry’s law, the solubility of a gas is directly proportional to the partial pressure…

Q: calculate the molarity of a solution made by dissolving 15.5g NaCl in 1.5l of solution.

A: Molarity is defined as  Molarity = moles of solute / Volume of solution in L Since solute here is…

Q: An aqueous solution containing 36.8 g of an unknown molecular (non-electrolyte) compound in 143.2 g…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: Do you expect the freezing-point depression constant, Kf, to change when you change the solute? When…

A: The properties of the solution that depend on the number of moles of solute are termed as…

Q: What is the osmotic pressure of a 0.9% m/v solution of NaCl at 25 degrees celsius

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Q: Vitamin K is involved in normal blood clotting. When 1.50 g of vitamin K is dissolved in 25.0 g of…

A: Given: mass of  vitamin K = 1.50 g mass of camphor = 25.0g = 0.25 / 1000 = 0.025 Kg Depression of…

Q: When 2.06 g of a certain molecular compound X are dissolved in 90. g of benzene (CH), the freezing…

A: mass of solute = 2.06 g mass of solvent = 90.0 g Solvent = benzene Freezing point = 3.5 oC

Q: A solution of H2SO4(aq) with a molal concentration of 2.88 ? has a density of 1.167 g/mL. What is…

A: Given, Molal concentration of H2SO4 solution = 2.88 m Density of the acid solution = 1.167 g/mL…

Q: Calculate the vapor pressure of an aqueous solution when 164 g of glycerin, (Mr. 92.0 g/mol) is…

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Q: The freezing point of a 0.21m aqueous solution of H2SO4 is -0.796oC. i = 2.04 b. Is the solution…

A: Given, Molality (m) = 0.21 m □Tf = 0.796 °c Kf = 1.86 °c/m □Tf = i×Kf ×m i = 0.796/0.21×1.86 =2.01

Q: The Henry's law constant at 25 °C for CO₂ in water is 0.035 M/atm. What is the solubility of CO₂, in…

A: Given: Henry's law constant for CO2 in water at 25 oC = 0.035 M/atm. And the partial pressure of CO2…

Q: What is the Tyndall effect, and how can it be used to help identify colloidal dispersions?

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Q: What is the molarity of HCl in an aqueous solution in which the mole fraction of HCl is 0.220

A: The total mass of the solution is determined as follows.

Q: The Henry's Law constant (kH) for the organic compound toluene is 0.15 M/atm. What is the solubility…

A: It is given that Henry’s law constant KH for toluene is 0.15 M/atm and the pressure of toluene is…

Q: Adding 1g of benzene, C,H6, to 70g cyclohexane, C,H12, lowers the freezing point of the cyclohexane…

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Q: A sample of an organic compound (a nonelectrolyte) weighing 1.35 g lowered the freezing point of…

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Q: Calculate the molarity of 1.55 mole of NH4C2H3O2 in 1.00L of solution

A: Given:   Moles of NH4C2H3O2 = 1.55 mol    Volume=1.00 L

Q: The solubility of nitrogen gas at 25˚C and 1 atm is 6.8 x 10-4 mol/L.  If the partial pressure of…

A: Applying Henry’s equation,S = k*P Here,  P = 1 atm S = 6.8 X 10-4 mol L-1  The partial pressure of…

Q: The density of an aqueous solution that is 13.2% by mass of XY ( molar mass 56.8 g/mol ) is 1.10 g/…

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Q: Assume that when you were transferring the mass of sodium chloride you measured to Test Tube 2, a…

A: Since a small amount of NaCl remained on the weighing paper, the actual amount of NaCl is smaller…

Q: What is the density of a potassiym chloride solution if its molarity is 0.3 M and its molality is…

A: Given- Molarity of potassium cholride solution = 0.3 M Molality of potassium chloride solution = 0.5…

Q: Which of the following statements regarding solubility of gases in liquids is NOT correct? A.…

A: Henry's law states that the solubility or the amount of ideal gas that dissolves in a definite…

Q: 19.45 g of an unknown compound decreased the freezing point of 303 g of benzene (Kf= 5.12 ∘C  /m) by…

A: We use the depression in freezing point equation.

Q: Describe the structural layers of the ocean from the surface to depth? What are the colligative…

A: Structural layers of the ocean : The ocean has three main layers : the surface ocean, which is…

Q: What is the freezing point of a solution which contains 89.8 g of ethylene glycol (62.07 g/mol)…

A: Depression in in freezing point ( ∆Tf ) :-  When a non volatile solute is added to a pure solvent ,…

Q: The Henry's law constant at 25 °C for CO2 in water is 0.035 M/ atm. What is the solubility of CO2,…

A: Henry’s Law is C = KH× P Where, C = molarity of gas in solution. KH = Henry’s constant = 0.035…

Q: What is the basis in the simplified determination of the van't Hoff factor of electrolytes? O…

A:

Q: What are the common units for expressing solution concentration?

A: Common units:The expression for concentration of solution given by common units are Molarity,…

Q: What is the freezing point of a 0.20 m solution of glucose, C6H12O6, in water? (Kf for water is…

A: According to question  Molality (m) = 0.20m  Kf = 1.858°C/m  Since glucose is not an electrolyte,…

Q: What is the freezing point of a 0.15 m organic compound solution in benzene?

A: We know that  ∆Tf= molality×kf Given is molality=0.15m  Kf for benzene is =-5.12°C/mol/kg So ∆Tf=…

Q: when 7.94 g of xylene was added to 132.5 g of cyclohexane, the freezing point of the solution was…

A: In this question we used data of, Freezing point of cyclohexane= 6.50℃ Kf of cyclohexane= 20.0 ℃

Q: Calculate approximately the freezing point of the 0.600 M NaCl aqueous density of pure water around…

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Q: What is the molarity (M) of 0.012 mole fraction NaNO3(aq)? Density of solution = 1.05 g/cc, molar…

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Q: Find the molarity and molality of 28.0 wt% perchloric acid (HClO4)with a density of 1.55g/mL

A: Given: Weight percent of HClO4 = 28.0 % And density of solution = 1.55 g/mL.

Q: The freezing point of a 0.10 m solution of mercury(I) nitrate is approximately -0.27 celsius…

A:

Q: The vapor pressure of pure water at 95°C is normally 633.9 mmHg, but decreased to 610.1 mmHg upon…

A: This problem can be solve by the following equation: p°-psp°=i×Χsolutep°= Vapor pressure of pure…

Q: The Henry's law constant at 25 °C for CO, in water is 0.035 M/atm. What is the solubility of CO2, in…

A: Henry's law :-  It states that , the solubility of a gas in a liquid is directly proportional to…

Q: 6. (a) Ethylene glycol (EG), CH:(OH)CH2(OH), is a common automobile antifreeze. It is water soluble…

A: When a non-volatile solute is added to a pure solvent the freezing point of the solvent decreases.…