In one or two sentences, state whether you would expect the condition to be a greater hazard for divers as they dive down or as they return to the surface. Then, explain your prediction in terms of the solubility of gases in liquids at different pressures.

Q: A sample of Na2CO3 is dissolved in water to give 504 mL of solution at 280 K. The osmotic pressure…

A: Osmotic pressure is the minimum pressure which needs to be applied to the solution to prevent the…

Q: The normal boiling point of diethyl ether is 34.58C. A solution containing a nonvolatile solute…

A: The normal boiling point of diethyl ether is 34.58 °C. A solution containing a non-volatile solute…

Q: Calculate the mass of propylene glycol that must be added to 0.340kg of water to reduce the vapor…

A: Let us first calculate moles of water.moles = mass/molar massgiven, mass of water = 0.340 kg = 340…

Q: The boiling point of a 1.50 m (molal; moles solute/kg solvent) aqueous solution of LiI would be…

A: The elevation in boiling point is calculated as ∆Tb = i × Kb × m Here, ∆Tb = elevation in boiling…

Q: According to Henry’s law, how do partial pressure andsolubility of a gas affect its concentration in…

A: The relation between gas solubility to pressure is described by Henry's law. According to Henry's…

Q: If 124.4 mL of water is shaken with oxygen gas at 0.81atm, it will dissolve 0.0036 g O2. Estimate…

A: Given : Mass of O2 dissolved = 0.0036 g Volume of water used = 124.4 mL And pressure of oxygen gas =…

Q: Describe the factors that affect the solubility of a solid in a liquid. What does it mean to say…

A: There are following factors which affect the solubility of solid in a liquid -  (1) Temperature -…

Q: Different types of colloid systems. Define each.

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Q: Temperature "c Grams of Compound 1 Grams of Compound 2 20 40 20 20 60 40 20 80 60 40 80 80 50 80 100…

A: A graph based solubility problem, which is to be accomplished.

Q: Think and discuss: Colligative properties depend only on the number of particles, not the identity…

A: Solution: We know that the freezing point of pure water is 0 degree Centigrade. But if.we add small…

Q: Nitrogen gas (N2) has a solubility in water of approximately 0.0164 g/L at 25.0°C and 1.00 atm. What…

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Q: Why does the partial pressure of a gas above a liquid affect the concentration of that gas in the…

A: The partial pressure of a gas can be explained as the pressure applied by an individual gas over the…

Q: A mixture is made by mixing equal volumes of corn syrup (d=1.4 g/mL, C6H14O7) and water (d=1.0 g/mL)…

A: Molality = number of moles of solute/Mass of solvent in Kg

Q: As dilution continues, higher and higher pressures are needed to counteract the natural tendency for…

A: Part a) Given: Initial Concentration = 0.060 M Final Concentration = 0.170 M Temperature = 23oC To…

Q: A student takes 58.6 grams of ethanol and adds 54 grams of water to it.  What is the mole fraction…

A: Given information:Mass of ethanol = 58.6 gMass of water = 54 g

Q: The solubility of oxygen gas in water is approximately 0.00507 g/L. When the temperature is 25…

A: The solubility of a gas in a liquid depends on the partial pressure of the gas on the liquid…

Q: At 20.0 °C, the vapor pressure of cyclohexane, a nonpolar hydrocarbon, is 66.9 torr and that of…

A: Raoult's Law states that vapor pressure of a solution formed by volatile solute and volatile solvent…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.53.…

A: Let's assume the mixture of two volatile substances and their vapor behaves ideally. Applying both…

Q: An aqueous solution is 22.0 % by mass silver nitrate, AGNO3, and has a density of 1.22 g/mL. The…

A: The relative quantities of substances present in a mixture is determined using mole fraction, the…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.73.…

A: Given: vapour pressure of A, PA∘=42.5 torrmole fraction of A, xA=0.73Vapor pressure of pure B,…

Q: The lattice enthalpy of magnesium iodide, MgI2, is -2505 kJ/mol and it's enthalpy of solution is…

A: Given:  Lattice enthalpy, L =  -2505kJ/mol Enthalpy of solution = -213.3 kJ /mol

Q: pital grade Comet liquid cleaner solution is 1.45% by mass sodium hypochlorite in water [d (sol’n) =…

A: The solution has two components.one is  NaClO as a solute and other is water as a solvent.1.45% by…

Q: If a certain mass of an ionic solute is added to a solvent such as water, which of the following…

A: The temperature at which the liquid changes to a solid. is known as the freezing point. The freezing…

Q: I. Vapor-Pressure Lowering II. Boiling-Point Elevation III. Freezing-Point Depression IV. Osmotic…

A: Freezing point depression process used- 1. In ice creams by the addition of sugar2. In processed…

Q: Two volatile substances are mixed with one another so that the solution has a vapor pressure of 125…

A: Colligative properties are dependent on the number of moles of solute in the solution. There are…

Q: 8. Summarize: What do all the colligative properties you have studied have in common?

A: The 4 Colligative properties have the following  common characterstics,

Q: A 9.386 M aqueous solution of sulfuric acid has a density of 1.5091 g cm-3. Calculate the molality,…

A: Molality is equal to the number of moles of solute dissolved per kg of solvent. It is denoted by m.…

Q: Two volatile substances are mixed with one another so that the solution has a vapor pressure of 125…

A: Raoult's law for volatile solute states that in a solution, the vapour pressure of a component at a…

Q: Two volatile substances are mixed with one another so that substance A has a mole fraction of 0.89.…

A: Sum of mole fractions in a mixture can be taken as 1 Mole fraction of A = 0.89 Mole fraction of B =…

Q: Answer the following problem completely and systematically. Show your complete solution. As you may…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Why does a gas mixed with another gas not form a colloidal system?

A: A heterogeneous mixture of two distinct states of matter is termed as a colloid system. There isa…

Q: 25 °C and 765 Torr, carbon dioxide has a solubility of 0.0342 M in water. at is its solubility at 25…

A: Solubility is directly proportional to pressure

Q: The freezing point depression equation tends to be used for nonvolatile solutes. Offer an…

A: Volatile means that solute which will evaporate aur  change its state. Non volatile solute is which…

Q: Equal masses of benzene (C6H6) and toluene (C7H8) are mixed together at 20 oC. If the vapor…

A:

Q: John wants to conduct an investigation about solubility. He wants to experiment with the maximum…

A: Solubility is the ability of a compound to dissolve in liquid. The compounds that have high…

Q: We utilise the phrase "like dissolves like" when choosing the correct solvent for the…

A: There are various types of intermolecular forces present in the molecules such as Vander Waal,…

Q: Define the following: (i) alloy (ii) solid solution

A: In given question we need to write definition for both terms. So write down the detail definition…

Q: Calculate the amount of carbon dioxide dlissolved in one liter of soda pop if the manufacturer uses…

A: (1) According to Henry's law -  P = KH S  S = P/KH  S = 2.4/6.04×101  S = 0.039735 M    Mass of…

Q: Choose the colligative property that utilize the ideal gas equation in its calculation. Select one:…

A:

Q: Which compound would you expect to be more soluble in carbon tetrachloride, CH4 or NH3? Explain.

A: The rule of thumb is that "like dissolves like". Polar/ionic solvents dissolve polar/ionic solutes…

Q: Give one each of examples on solubility of gas in liquid and solubility of solid in liquid and…

A: Solubility may be defined as the maximum amount of a substance that dissolves in a given amount of…

Q: Which of the following liquids are likely to be miscible with water: 1-propanol CH3CH2CH2OH, carbon…

A: Concept: "Same dissolve same." The polar solvent dissolves polar solute and the nonpolar solvent…

Q: 2) Calculate the vapor pressure caused by the addition of 100.0 g of nonvolatile solid naphthalene…

A: Given that: Mass of solvent (benzene) = 500.0 gMass of nonvolatile solute (naphthalene) = 100.0 g…

Q: Which of the following factors affect the solubility of a gas in a liquid solvent? I. Pressure II.…

A: Solubility of gas in a liquid solvent is dependent on:

Q: A small cube of lithium 1density = 0.535 g/cm32 measuring1.0 mm on each edge is added to 0.500 L of…

A:

Q: The solubility of gas in water is 25 degrees celsius and 1.0 atm pressure of oxygen is 0.041 g/L.…

A: According to Henry’s Law, pressure (P) and concentration (C) is directly related to each other as…

Q: Consider a solution of MgCl2(aq) with a molality of 0.00245 mol kg-1 Calculate the freezing point of…

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Q: Why are density and viscosity of a solution not considered colligative properties?

A: