How many grams of copper(II) bromide (223.4 g/mol), must be dissolved in 252.0 grams of water to raise the boiling point by 0.500°C? Refer to the table for the necessary boiling or freezing point constant.

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: How many grams of iron(II) acetate are in 19.89 g of a 2.49 % by mass iron(III) acetate solution?

A: Given data :  Mass of iron acetate = 19.89 g  Mass percent =2.49%  Formula used :  Mass percent =…

Q: 2. A solution is prepared by mixing 5 ml of ethyl alcohol in 100 ml of water. What is the volume…

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Q: Which of the following concerning solutions is/are correct? 1. For a solution to form, the solvent…

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Q: alculate the boiling point (in oC) of an aqueous solution which is 0.342 m in potassium carbonate.…

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Q: Calculate the boiling point of a 1.6 M solution of ethylene glycol in water. Ethylene glycol is a…

A: When we add ethylene glycol in water the boiling point of  water increases. This phenomenon  is know…

Q: What happens to freezing point and boiling point of water when a non volatile solute is dissolved in…

A: THE FREEZING POINT IS TEMPERATURE AT WHICH THE LIQUID SOLVENT AND SOLID SOLVENT ARE AT EQUILIBRIUM ,…

Q: 0.50 moles of NaCl are dissolved in 2.5 L of water.  Calculate the molarity of the solution.

A: Molarity is the number of moles of solute dissolve in one litre of the solution.

Q: Is salt water a soluable or in soluable? Miscible or immiscible?

A: In chemistry, solubility is the ability of a solute (in this case, salt) to dissolve in a solvent…

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: What is the freezing point of a 0.80 m aqueous solution of potassium nitrate?

A: Molality of the solution = 0.80 m Freezing point of solution (Tf(solution)) = ?Note: Freezing point…

Q: Make a general statement on the effect of solids upon the freezing point of liquid in which they are…

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Q: What are the normal freezing points and boiling points of the following solutions? (a) 22.1 g Nacl…

A: The formula used and the steps for calculation of the values are shown in the steps below

Q: Calculate the boiling point of a 0.44 m aqueous solution of AlCl3

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Q: The lattice energy of an ionic compound (AX) is 666 kJ/mol and its heat C solution is -6.3 kJ/mol.…

A: The enthalpy change when one mole of an ionic compound dissociates into its ions in gaseous state is…

Q: Explain the molecular reasons why the boiling point of a solution increases as the concentration of…

A: ANSWER IS

Q: Commercially available concentrated hydrochloric acid is 37,0% w/w HCl. Its density is 1,18 g/mL.…

A: Given,  Concentration of HCl in mass percent = 37.0% w/w  Density = 1.18 g/mL  a). Calculate…

Q: What mass of salt (NaCl) should you add to 1.00 L of water in an ice cream maker to make a solution…

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Q: Give a clear handwritten answer with explanation..What is the concentration (in ppm) of nitrite in a…

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Q: The boiling point of water is 100.0°C at 1 atmosphere.How many grams of chromium(II) nitrate (176.0…

A: Elevation in boiling point is given by following formula.

Q: Questions 7-12 are related An aqueous solution is prepared by dissolving 16.7 grams of Aluminum…

A: Mass of Al(OH)3 = 16.7 g Volume of solution = 645 ml Density of solution = 1.09 g/ml

Q: How Define Primary substance in Solution Preparation (Solid State)

A: Primary standard substance is a reagent that is very pure, representative of the number of moles the…

Q: The boiling point of water is 100.0°C at 1 atmosphere. How many grams of iron(II) sulfate (151.9…

A: Increase in the temperature of a solvent when a non-volatile solute is added to it is called…

Q: Explain why the temperature (in the surrounding) decreases as a result of dissolving NaCl

A: In the given question, we have to find the reason for decrease in surrounding temperature when NaCl…

Q: What mass of magnesium chloride, MgCl2 must be dissolved in 100.0 mL of water to produce a 2.5 M…

A: The ratio of number of solute to the volume of solution in liters is known as molarity.

Q: What is the expected freezing point of a 0.373 m sodium chloride solution? Report your answer to two…

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Q: Calculate the boiling point (in oC) of an aqueous solution which is 0.347 m in potassium carbonate.…

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

Q: 2.877g of barium nitrate is dissolved in 200.0 grams of water. calculate the new freezing point,…

A: Given data is as follows: The mass of barium nitrate = 2.877 g The mass of water = 200.0 g The…

Q: Which of the following statements is TRUE?  Explain your choice. A) In general, the solubility of a…

A: The solubility of a substance is basically the ability to dissolve in a solvent. Most of the…

Q: calculate freezing point of 0.40 m NaCl solution. Make sure to write the dissociation equation.

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

Q: Assuming equal concentrations and complete dissociation, arrange these aqueous solutions from…

A: Given,Fe2(CO3)3 , MgCl2 , KNO3 and Li3PO4

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: Calculate the freezing point of the following solutions, assuming complete dissociation. 0.155 mm…

A: Molality of solution = 0.155m Solution is made up of MgF2.

Q: What would be the molar concentration of a 9.10% solution of sodium hypochlorite? (Assume the…

A: Assuming 9.10 % by mass of sodium hypochlorite solution.It means that 9.10 grams of sodium…

Q: Calculate the molarity of a 37. 0% by weight hydrochloric solution. The density of the solution is…

A: Given that:  Weight percent of HCl = 37.0% Density of solution  = 1.12g/ml Weight percent =( mass of…

Q: Use the References to access important values if needed for this question. An aqueous solution of…

A: Weak acids are dissociated partially in a solution and their ions are also not completely…

Q: 18.1 g of lithium nitride are dissolved in 2.223 L of waterWhat is the freezing point of this…

A: ∆Tf= Depression in freezing point  Tof= freezing point of pure water = 273.15KTsf= freezing point of…

Q: What is the freezing point of a solution that is made by dissolving 36.8 grams of potassium…

A: Moles of solute (KOH) = mass/molar mass = 36.8g/(56.1g/mol) = 0.656 moles Mass of solvent(water) =…