water  b. 0.01 m aqueous solution of C12H22O11  c. 0.01 m aqueous solution of NaCl  d. 0.01 m aqueous solution of CaCl2. #8. Choose the one with the highest freezing point. #9. Choose the one

Q: A solution is made by dissolving 6.26g NAOH in 25.2g water. 19. What is the number of moles of…

A:

Q: Indicate how much of each solute and solvent is needed to make the following solutions (assume that…

A: The ratio of weight of solute to the weight of solvent multiply by 100 is known as % weight by…

Q: A certain liquid X has a normal freezing point of −7.30°C and a freezing point depression constant…

A: δTf = i x Kf x m----(1) where  δTf = To - Ts  To = freezing point of pure solvent =  −7.30°C Ts…

Q: Calculate the boiling point of a solution containing 18.7 g of potassium phosphate in 150.0 g of…

A: Given Values mass of potassium phosphate = 18.7g Molar mass = 212.27g/mol Moles = 18.7g/212.27g/mol=…

Q: The freezing point of a CaCl2 solution is -19 ∘C Part A What is the molality (m) of the CaCl2…

A:

Q: Which solution has the lower freezing point?(a) 11.0 g of CH3OH in 100. g of H2O or22.0 g of…

A: For pair (a), The number of molality of methanol and ethanol in their solution is determined as…

Q: Determine the freezing point of a solution (in Celsius) that contains 22.7 grams of glycerin in…

A: Given: The freezing point of pure water, (T0f)=00C. The mass of glycerin added to water ,(mx)=22.7…

Q: Determine the amount in grams of KCl

A: % w/w = (mass of solute/mass of solution) x 100  % w/w = percent by mass

Q: The freezing point of water H2O is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

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Q: 2. A solution consists of 8.00 g of Na,SO̟ added to 92.0 g of water. Calculate the following: a. The…

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Q: 8. What amount of water would you need to add to 45mL of a 5M solution to create a new solution with…

A: Applying formula M1V1=  M2V2

Q: 800 g of ethanol, C2H5OH, was added to 8.0 x 103 g of water.  By how many degrees would this lower…

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Q: Determine the molal concentration

A: Molal concentration is the ratio of number of moles of solute to the mass of solvent (in kg)

Q: When 4.81 g of a nonelectrolyte solute is dissolved in water to make 925 mL of solution at 24 °C,…

A: Colligative properties are the properties of the solution that depend on the number of moles of…

Q: What is the percent by mass of HCLO4 in the solution

A:

Q: 12 g of KCl is dissolved in 300g of water. What is the molality of KCl? (MW of KCl: 74.5 g/mol)

A: Given:  Mass of KCl = 12 gm  Mol. Wt. of KCl = 74.5 gm/mole  Moles of KCl = 12/74.5 = 0.1611 moles…

Q: What mass of CaCl2 must be dissolved in 1000. g H₂O in order for the boiling point to be 100.75 °C?…

A: CaCl2 is an ionic compound and completely dissociate into its ions.  CaCl2  ---> Ca+2  + 2Cl-…

Q: When ammonium chloride (NH4Cl) is dissolved in water, the solution becomes colder.a. Is the…

A:

Q: Which solution has the lower freezing point?(a) 11.0 g of CH₃OH in 100. g of H₂O or 22.0 g of…

A: Note - Since you have asked multiple question, we will solve the first question for you. If you want…

Q: 1. Which phases of solvent and solute can form a solution? 1. Solid solvent, gaseous solute II.…

A: When solute molecules dispersed through out the solvent system. Then it forms solution.

Q: What is the boiling point of a solution, in °C formed by dissolving 19.1 grams of KBr in 25.0 mL of…

A:

Q: A 20% sugar solution is composed of 500 grams of water. Determine t amount of sugar present in the…

A: Given : w/w % = 20% Mass of water =  200g

Q: The freezing point of benzene is 5.5°C. What is the freezing point of a solution of 5.00 naphthalene…

A: Given :  Freezing point of benzene = Tf benzene = 5.5 degC Mass of solute = 5.00 g Mass of solvent =…

Q: C. 65 g/mole D. 0.162 g/mole 2. What is the normality of a solution containing 5 g H2SO4 in 500 ml…

A:

Q: Calculating the molality of a solution 9. 32.5 g of NaF is dissolved in 425 g H2O Calculating the…

A: Amount of NaF = 32.5 gMolar Mass of NaF =41.988 g/moleNo of mole of NaF = Amount of NaFMolar Mass of…

Q: In lab, scientists often use percentages to describe concentration. When making a solution,…

A: We have to find volume needed to make solution

Q: Which solution will have the lowest freezing point? O 0.1 M NaC1 O 1.0 M NaCi 0.1 M C,H1206 O 1.0 M…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: A 65.5 g sample of sugar (C12H22011) is dissolved in 240. g of water. a. What is the mass of the…

A: The solution is as follows :

Q: Calculate the freezing point and boiling point

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Q: Which of the watér solutions listed below would have the highest freezing point? 0.20 m NaF, 0.15 m…

A:

Q: .mheducation.com/ext/map/ part 2 Homework i 04 es Saved Determine the freezing point of an aqueous…

A: Introduction :  Depression in freezing point is a colligative property of of dilute solutions…

Q: Which solution has the lower freezing point? 11 g of CH3OH in 100 g of H2O   or    50 g of CH3CH2OH…

A:

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

A: Elevation in boiling point and depression in freezing point are colligative properties which deals…

Q: A certain liquid X has a normal freezing point of -6.90 °C and a freezing point depression constant…

A: We have to predict the freezing point of solution.

Q: Calculate the molality of a solution prepared by dissolving 135 grams of copper(II) sulfate (FW…

A: Solution - Molality - Molality is a measure of the number of moles of solute in a solution…

Q: Determine the freezing point of a solution that contains 78.8 g of naphthalene (molar mass 128.16)…

A: Molality of solution can be calculated as follows:

Q: 40) Which of the following aqueous solutions will have the highest boiling point? A) 0.10 m Na2SO4…

A:

Q: The freezing point of a 0.010 m electrolyte solution in water is -0.o54 ºC. What is the boiling…

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Q: A concentrated potassium hydroxide solution is 45.0% KOH by mass and has a density of 1.44 g/ml at…

A: In order to find out the amount of KOH present in 1 L of a KOH solution, first, find out the mass of…

Q: Q5 i) List the factors that influence solution formation.       ii) Solubility of gases in water…

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Q: Calculate the mass of sodium hydroxide (NaOH; 40.00 g/mol) needed to prepare 350. mL of 1.8 M NaOH…

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Q: How many grams of a 0.90% NaCl solution contain 0.450g of NaCl? O 50g O 25g O 75g O 40g

A:

Q: For which of the water solutions the boilling point is the highest? а. c(NaCI) = 0.85 mol/L b.…

A:

Q: Question is attached

A: The freezing point depression for non-electrolyte solute can be calculated by the formula:  ∆Tf =…

Q: Give one example in which a high concentration of a solute is beneficial and one example in which…

A: High concentration of solute is hypotonic solution, The beneficial hypotonic solution is 3% NaCl…

Q: What is the freezing point of a solution made by dissolving 45.0 g of glucose (C2H12O6) in 500. g of…

A: Given the mass of solute, glucose(C2H12O6) in the solution = 45.0 g  Molar mass of glucose(C2H12O6)…

Q: How many moles of C,H,O were dissolved into 91.340 g of ethylene glycol, if the freezing point of…

A:

Q: Pure ethanol has a freezing point of 114.6°C and a K, of 2.0°C/m. What will be the freezing point of…

A: Note : The Actual freezing point of pure ethanol is -114.6°C  So, here it should be -114.6°C

Q: Indicate how much of each solute and solvent is needed to make the following solutions (assume that…

A: Here i have solved both of the parts using %w/w formula and using general maths