# 4 What mass of antifreeze (ethylene glycol, C2H6O2) should be added to a radiator containing 41 of water (each liter is ~1000 g) to provide protection from freezing down to -25°F(-32°C)

Q: 9. If you pour 60 grams of KCl into 100 g of water at 70°C, and stir vigorously, which type of…

A: 9. Given information,   Mass of KCl = 60 g   Mass of water = 100 g   Temperature = 70oC

Q: You add 1.00 kg of ethylene glycol (C2H6O2) antifreeze to 4450 g of water in your car’s radiator.…

A: You add 1.00 kg of ethylene glycol (C2H6O2) antifreeze to 4450 g of water in your car’s radiator.…

Q: A bottle of vodka labeled “80 proof” contains 40.% (v/v) ethanol in water. How many mL of ethanol…

A: % v/v is defined as the volume of solute present in 100 mL of the solution. 40 % v/v implies 40 mL…

Q: What is the boiling point of a solution containing 82.1 g of I2and 700.0 g of chloroform, CHCl3.…

A: If a non-volatile compound is added to the solvent, its boiling point will be increased. A liquid…

Q: 10. At 25.0 °C, the Henry's Law constant for carbon dioxide (CO2) gas in water is 0.031 M/atm.…

A: Henry's law is a gas law , which states that at constant temperature, the amount of gas dissolved in…

Q: Which of the following would be expected to be the most soluble in water? O potassium chromate,…

A: Solubility follows the rule of like dissolves like. This means that polar solute is soluble in polar…

Q: Enter your answer in the provided box. A solution is prepared by dissolving 396 g of sucrose…

A: Given - The mass of sucrose, m1 = 396 g = 396 g The mass of water, m2 = 604 g = 604 g The molar mass…

Q: Which of the following would be expected to be the least soluble in water? not possible to decide Н…

A: The term solubility is a chemical property which depicts the ability of a given solute or substance…

Q: carbon tetrachloride has a density greater than that of water. Would carbon tetrachloride be a good…

A: Given in following question carbon tetrachloride and ethyl alcohol 1. )Why higher density CCl4 have…

Q: At 50°C, 50g of Ammonium chloride (NH4CI) is dissolved in 100 g of water. Is this solution…

A: Solubility is the amount of solute that can be soluble in particular amount of solvent.

Q: Please help me with this problem

A: The elevation in boiling point is calculated by the formula:

Q: The solubility of nitrogen in water is 8.21 × 10-4 mol/L at 0°C when the N2 pressure above water is…

A: Given: Solubility of nitrogen in water = 8.21 x 10-4 mol/L Pressure  of nitrogen= 0.790 atm Partial…

Q: the boiling point of a 6.95M solution of C12H22O11 in water? A. 100.0°C B.

A: Molarity = 6.95 M For very dilute solution,  Molarity = Molality  Using the Coligative property,…

Q: Enter your answer in the provided box. A solution is prepared by dissolving 396 g of sucrose…

A: The pressure exerted by the gas in equilibrium with a solid or liquid in a closed container at a…

Q: 5. Which ionic solid is most soluble in water at 0°C? A. sugar (C12H22011) B. KNO: C. NANO3 D. NaBr…

A:

Q: What is the change in the boiling point of a solution made by dissolving 14.7 g of C6H1206 into…

A: The mass of C6H12O6 dissolved in 150.0 mL of water = 14.7 g The density of water = 1.00 g/mL Kb for…

Q: What is the solubility of cyclopropane (in units of grams per liter) in water at 25 °C, when the…

A: Answer: Given partial pressure of Cyclopropane is: P=489mmHg Since, 1tm=760mmHg , therefore…

Q: What partial pressure of C2H6 gas (in mm Hg) is required to maintain a solubility of 4.00×10-² g/L…

A: Given data: Solubility of C2H6 in water = 4 x 10-2 g/L KH for C2H6 = 1.94 X 10-3 mol/L atm Formula…

Q: A certain liquid X has a normal freezing point of -4.50 °C and a freezing point depression constant…

A:

Q: The freezing point (Tf) for t-butanol is 25.50°C and Kf is 9.1°C/m. Usually, t-butanol absorbs water…

A: When a non volatile solute is dissolved in a solvent, then there is a decrease in the freezing point…

Q: How many grams of ethynlene glycol, C2H4(OH)2, are needed per kilogram of water to protect radiator…

A:

Q: 2. Calculate the enthalpy of hydration of CuSO, if 16.34 g of CUSO, dissolves in water and gives out…

A: Determine the energy released for dissolving per mole of CuSO4. Find the moles of CuSO4. When 0.102…

Q: Which jonic solid is most soluble in water at 70°C? A. sugar (C2H201) B. KNO, C. NANO, D. NaBr E.…

A: From the given, sugar is only the covalent compound thus, its solubility in water is least at the…

Q: A 66.4 % by mass solution of propylene glycol (C3H8O2) in water is used in cars to prevent…

A: Given Information- mass of propylene glycol = 66.4 g  mass of water = 100 g - 66.4 g = 33.6 g =…

Q: The Henry's Law constant of methyl bromide, CH3Br, is 0.159 mol/L∙atm at 25°C. What is the…

A: Given  Henry  constant  KH = 0.159 mol/L∙atm Partial pressure( pgas) = 250 .0 mm Hg 760 mm Hg  = 1…

Q: At 25.0 °C the Henry's Law constant for hydrogen sulfide (H₂S) gas in water is 0.087 M/atm.…

A: Given :  Henry law constant (KH) = 0.087 M/atm  Volume of water = 575 ml  Partial pressure of H2S =…

Q: The solubility of CO2CO2 gas in water is 0.15 g/(g/(100mLmL) at a CO2CO2 pressure of 760 mmHgmmHg.…

A: We have given that,  S1 = 0.15 g/ (100 mL) = 0.0015 g/mL,    At P1 = 760 mm of Hg = 1 atm  S2 = ? (…

Q: How many grams of water should be added to prepare a 2% solution by mass with 22 - 16.5 g of MgCl2…

A: Mass percentage of a solution: The mass of solute in gram present in 100 g of a solution is known as…

Q: 4) What is the boiling point of a solution prepared by adding 11.2 L of ethylene glycol (C2H,O2) to…

A: The elevation in boiling point of a solvent due to addition of non-volatile solute is calculated by…

Q: What mass (in grams) of ethylene glycol (C2H6O2) must be added to 1,297 grams of water to lower the…

A: Given: Mass of water = 1297 g The freezing point of the solution = -1.47°C Standard data: Kf for…

Q: What mass of ethylene glycol (C2H6O2, molar mass = 62.1 g/mol), the main component of antifreeze,…

A: Given data, molar mass of ethylene glycol  = 62.1 g/mol volume of water is 8.5 L  density of water…

Q: A manufacturer dissolves 7.2 g of carbon dioxide gas in a 2.0 L bottle of soda at 25 °C ? Soda will…

A:

Q: 8) A solution is prepared by dissolving 40.0 g of sucrose, C12H22O11, in 250. g of water at 25°C.…

A: When a nonvolatile solute is dissolved into a volatile solvent the vapor pressure of the solvent…

Q: Which pairs of compounds would you expect to form homogeneous solutions when combined? Drag the…

A: …

Q: The boiling point of 20.0 g of Ca(NO 3 ) 2 dissolved in 500.0 g of water would be ? kb =0.512^ C/m

A:

Q: In which option is the change in the boiling temperature of the solution prepared by dissolving 10 g…

A: Answer:- This question is answered by using the simple concept of elevation in the boiling point of…

Q: Ethanol has a Kb of 1.22 ºC/m and usually boils at 78.4 ºC. What is the boiling point of a solution…

A: ∆Tb = Kb x Molality Where, Kb = Molal elevation constant; ∆Tb = elevation in boiling point Molality…

Q: What is the solubility of O2(g) in water at 25°C if the atmospheric pressure is 741 mmHg? The…

A:

Q: 12. Which of the following substances would you expect to be most soluble in hexane C6H14? a. KI b.…

A: For the compounds to be soluble we know that - Like dissolves like.  As polar molecules are soluble…

Q: Most fish need at least 4 ppm dissolved O2 in water for survival.(a) What is this concentration in…

A: The gases' properties (weak intermolecular forces) is responsible for their negligible solubility.…

Q: How much water can you extract from 1.00 L of 0.35 M solution of sugar at 40 C by exerting a…

A: First of all we will calculate the moles of sugar.Then use PV = nRT

Q: Consider two closed bottles, one containing diethyl ether, CH3CH2OCH2CH3, and the other containing…

A:

Q: The freezing point of water, H,0, is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

A:

Q: What partial pressure of O2 gas (in mm Hg) is required to maintain a solubility of 2.50×10-2 g/L in…

A: Mass of O2 = 2.50 × 10-2 g  KH for O2  = 1.28 × 10-3 molL atm

Q: A solution is prepared by dissolving 370 g of sucrose (C12H22011) in 642 g of water. What is the…

A:

Q: 6.) Calculate the vapor pressure of water over a solution made by dissolving 225 g of glucose in 575…

A: According to Raoult's law the partial pressure of any components in solution is equal to vapour…

Q: The solubility of methane, the chief component of natural gas, in water at 20.0 °C and 1.0 atm…

A: Given: Solubility of methane in water at 20 oC and 1 atm = 0.025 g/L. And to find the solubility at…

Q: 3. Methanol (CH,OH) has an enthalpy of fusion AHfus = 3.17 kJ/mol and a freezing point of -97.6 °C.…

A: Molar mass of CH3OH: 32.04g Mass of CH3OH:  CH3OH= Density × VolumeCH3OH=0.791g/ml ×50.0ml=39.55g

Q: What is the boiling point of a solution made by dissolving 27 grams of MgCl2 in 559 grams of water?…

A: When a non-volatile solute is added to a solvent then its boiling point is increased. By using the…

Q: What is the ośmotic pressure, in atm, of a solution made from 22.3 g of methanol (MM = 32.04 g/mol)…

A: The formula for osmotic pressure (π) is π = i*CRT Where i = Van't Hoff factor C = molarity(mol/L) of…

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