Lithium chloride has a lattice energy of -834 kJ/mol and an heat of solution of -37.0 kJ/mol. Calculate the heat of hydration and then sketch an enthalpy diagram for the the for formation of the solution.

Q: An aqueous solution is made by dissolving 19.8 grams of manganese(II) sulfate in 353 grams of water.…

A: Molality is the way to express the concentration of solution as the ratio of moles of solute per…

Q: What is the heat of hydration (ΔHhydration)? How does the enthalpy of solution depend on the…

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Q: Question 11 Identify three colligative properties of solutions. Then, describe why the colligative…

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Q: Silver nitrate has a lattice energy of -820 kJ/mol and a heat of solution of 22.6 kJ>mol.…

A: Given data: Lattice energy (∆Hlattice) = -820 kJ/mol Heat of solution (∆Hsolution) = 22.6 kJ/mol

Q: You are given a bottle of solid X and three aqueous solutionsof X—one saturated, one unsaturated,…

A: Saturated solution is the one in which there is maximum amount of dissolved solute at a particular…

Q: For a gas dissolved in a liquid, solubility increases as pressure and temperature O decreases,…

A: The effect of temperature and pressure in the solubility of gas is opposite that for solids and…

Q: 38.5 grams of copper(iii)sulfate is mixed in 140 ml of water. Calculate the molal concentration of…

A: Given; Mass of solute=38.5g Volume of the solution=140ml Formula: Molarity=moles of solutevolume of…

Q: etermine the molal concentration of a solution that contai ass of methanol is 32 04 g/mol

A: We have to find the molal concentration that is also known as molality  Given Mass of solvent…

Q: Potassium nitrate has a lattice energy of – 163.8 kcal/mol and a heat of hydration of -155.5…

A: To solve the question, we need to convert the energy from kcal to kJ.  ∆Hlattice=-163.8 kcal1…

Q: Under what condition molality and molarity are identical. Explain with suitable reason.

A: Under what condition molality and molarity are identical has to be given.

Q: Creatinine, , is a by-product of muscle metabolism, and creatinine levels in the body are known to…

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Q: How can I find Molality by using the Density of a chemical compound?  I know m=mol/kg, but I always…

A: First we need to find out density. density = mass / volume   moles = mass/ molar mass   molality =…

Q: At that temperature, what would be the vapor pressure of a solution made by

A: Number of moles of NaCl=66/58.44= 1.13 Number of moles of H2O=400/18=22.22     Mole fraction of…

Q: Water softeners often replace calcium ions in hard water withsodium ions. Because sodium compounds…

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Q: Equal masses of acetone (CH3COCH3, molar mass = 58 g/mol and density = 0.79 g/mL) and water (molar…

A: Molality is given by  Molality = moles of solute / mass of solvent in Kg Since molality of acetone…

Q: The boiling point of an aqueous solution is 101.87 °C. What is the freezing point? Consult the table…

A: Given data : Boiling point of solution = 101.87°C Freezing point constant (Kf) = 1.86 °C.kg/mol…

Q: The lattice energy* of NaI is -686 kJ/mol, and the enthalpy of hydration is -694 kJ/mol. Calculate…

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Q: Suppose that 98.0g of a nonelectrolye are dissolved in 1.0 kg of water. The freezing point of this…

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Q: An aqueous solution is made by dissolving 16.0 grams of manganese(II) chloride in 405 grams of…

A: Given , mass of manganese(II) chloride = 16.0 g             mass of solvent i.e. water = 405 g = 405…

Q: When 92.0 g of a compound is dissolved in 1000. g of water, the freezing point of the solution is…

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Q: the

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Q: An ionic compound has a very negative ΔHsoln in water.(a) Would you expect it to be very soluble or…

A: An ionic compound having a very negative enthalpy of solution in water means it is expected to be…

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: 3. If 122.3 grams of strontium chloride is mixed with 925.0 g of water, boiling point of the…

A: The new freezing and boiling point can be found out using colligative properties relation of…

Q: the vapor pressure of this solution

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Q: A aqueous cleaning solution containing only HCl as the solute, has a total mass of 4.50 kg, 630 g of…

A: Given: mass of HCl in solution is 4.50 kg or 4500 g mass of HCl as solute is 630 g To find: Molality…

Q: Silver nitrate has a lattice energy of -8.20X102 kJ/mol and a heat of solution of +22.6kJ/mol.…

A: Heat of solution(∆Hsolution): It can be defined as the heat released or absorbed when 1 mol solute…

Q: How many grams of a KI (166.0 g/mol) must be dissolved in 1 kg of water to obtain a freezing point…

A: A numerical problem based on colligative property, which is to be accomplished.

Q: Potassium nitrate has a lattice energy of -163.8 kcal/mol and a heat of hydration of -155.5…

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Q: To increase solubility of a gas into a liquid the most, then

A: Solubility of a gas in liquid is explained by Henry's law  Henry's law states that amount of a…

Q: Lithium iodide has a lattice energy of −7.3 × 102(kJ/mol) and a heat of hydration of −793 kJ/mol.…

A: Given that the lattice energy of lithium iodide is -7.3×102 k J/mol and a heat of hydration of -793…

Q: Silver nitrate has a lattice energy of −8.20 × 10<span class="sup">2</span> kJ/mol and a…

A: Given data:

Q: The lattice energy of KBr is-680 kJ/mol, and the enthalpy of hydration is -660 kJ/mol. Calculate the…

A: Given,

Q: c. In water, NaCl will dissociate to ions. How many mole of the ions will be produced? d. What is…

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Q: A salt has a lattice energy of -682.9 kJ/mol and a heat of solution of -74.9 kJ/mol. What is the…

A: Heat of solution = – 74.9 kJ/molLattice energy = -682.9 kJ/mol

Q: Of the following, a 0.1 molal aqueous solution of __ will have the lowest freezing point.   sucrose…

A: Given :-  Compounds : sucrose Al(NO3)3 Na2SO4 NaCl K2CrO4  Molal concentration of all solutions…

Q: A 0.5 M NaOH solution has a density of 1.0295 g/mL. Calculate the w% and the molality of the 0.5 M…

A: 0.5M NaOH solution means 0.5 moles NaOH is present in 1000mL solution weight of solute NaOH =…

Q: Consider the solubility of non polar gases in water. As temperature increases the solubility of the…

A: To solve this problem we have to know about the Solubility of non polar gas in water .

Q: When the enthalpy of dissolution (Δ?°???) is positive, should solubility increase or decrease as the…

A: Interpretation: We have to explain enthalpy will increase or decrease if temperature increases.

Q: The boiling point of pure toluene is 111.01 °C, and its Ke, is + 3.29 °C. kg. mol-. A 0.448 g sample…

A: In this first Question ( 3.1 ) we will see how to calculate the molar mass of the hormone.  You can…

Q: An aqueous solution is made by dissolving 26.2 grams of chromium(II) iodide in 465 grams of water…

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Q: The molality concentration defines as the No. of moles of solute per 1 kg. of solvent true False

A: We have given a statement and we have to find that the statement is true or false. Statement : The…

Q: An aqueous solution is 5.50% by mass ammonia, NH3, and has a density of 0.975 g/mL. The molality of…

A: given 1) ℅ by mass of ammonia = 5.5℅ density = 0.975 g/ml 2) Concentration of nickel(II) sulfate =…

Q: a. the lattice energy of ammonium chloride is (greater than, lesser than, equal to) its hydration…

A: Solubility of a salt depends on two factors :  A. Lattice energy : it is the unfavourable factor for…

Q: Why discrepancies are observed in ionic compounds, when dissolved to make solution and differences…

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Q: A sports drink formulation can be prepared by mixing the ingredients in the quantities shown in the…

A: Since you have asked multiple questions, we will solve first question for you. For remaining…

Q: The solubility of a gas in a liquid can be increased by increasing the- O a concentration of the…

A: According to henry law, the solubility of gas in liquid can be increased by increasing the pressure…

Q: An aqueous solution of ammonium nitrate has a concentration of 0.238 molal. The percent by mass of…

A: Molality (m) is defined as the number of moles of solute dissolved per kilogram of the solvent, i.e.…