Calculate the molality of each of the following solution: 125 g of NH4NO3 in 275 g of water - a mixture used to make an instant ice pack.

Q: A solution of H2SO4with a molal concentration of 8.010 m has a density of 1.354 g/mL. What is the…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: Calculate the molality of chloride ions in an aqueous solution of magnesium chloride in which the…

A: To solve this problem we will use the formula of molality

Q: What is the molality of a solution made by dissolving 46.7 grams of NH 4Br in 680 grams of water?

A: Given,

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A: Given: [CH3​OH]=20.3M;d=0.858g/mol;MCH3​OH​=32.05g/mol;m=???mol/kgStep 1: Analyze the given…

Q: A compound contains 42.9% C, 2.4% H, 16.6% N, and 38.1% O by mass. The addition of 3.16 g of this…

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Q: What mass of NaNO3 should be dissolved in 45 mL of water so that the resulting solution freezes to…

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Q: What is the molality of a solution that consists of 8.09 mL of carbon tetrachloride (CCl4, d = 1.59…

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Q: Ethylene glycol (C₂H₆O₂) is used as an additive to the water in your automobile to lower its…

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Q: A student dissolves 18.g of glucose C6H12O6 in 275.mL of a solvent with a density of 1.16/gmL. The…

A: We have to calculate the Molarity as well as molality of solution

Q: What is the molality of a solution that contains 128 g of CH3OH in 108 g of water?

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Q: How many grams of N a 2 C O 3 must be dissolved into155 g of water to create a solution with a…

A: Here we have to apply the molality formula

Q: A 3.40-g sample of a mixture of naphthalene (C₁₀H₈) and pyrene (C₁₆H₁₀) is dissolved in 35.0 g…

A: Molar Mass of napthalene (C10H8) = 128 g/mol Molar mass of pyrene (C16H10) = 202 g/mol Mass of…

Q: A solution is made by dissolving 25.0 g of sodium chloride, in 265 g of water. Calculate the…

A: As you have posted multiple questions, we will answer the first question for you. Kindly repost the…

Q: on is 1.00 g/mL. The molar mass of LizPO, is 115.79 g/mol and the molar mass of H20 is 18.02 g/mol.…

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Q: An aqueous solution is prepared by dissolving 72.0 g glucose (180.18 g/mol) in enough 1. water to…

A: Number of moles of glucose (solute) is calculated as follows,

Q: 100 mL of water are being added into a beaker containing 200 mL of 1.0 M KNO3 aqueous solution.…

A: Answer:To dilute a solution water is gradually added in it and this added water only changes the…

Q: What is molality of a solution of 53 mL of c2h5oh in 104 mL of water at 20 degrees C? Density of…

A: Given:  Volume of C2H5OH = 53 mL Volume of H2O = 104 mL Temperature = 20oC Density of C2H5OH= 0.789…

Q: Calculate the molality of a 6.35 M ethanol (C,H5OH) solution whose density is 0.9265 g/mL. A 12.3 m…

A: Introduction The concentration of a substance can be expressed in several quantities such as moles,…

Q: A student dissolves 10. g of aniline (C6H5NH₂) in 425. mL of a solvent with a density of 0.98 g/mL.…

A: Given : mass of aniline = 10 g  Tip : molarity = moles / volume of solution (L)      Molality =…

Q: What is the molality of a solution composed of 3.25 g methanol (CH3OH) and 250 mL of water?

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Q: 1. What is the ionic molality of potassium ions in 1.18 m solution of K3PO4?

A: Molality of solution is concentration measurement term which number of moles of solute per Kg of…

Q: 3. What is the freezing-point depression of water in a solution of 17.1 g of sucrose, C12H22011, in…

A: Freezing point of a liquid is defined as the temperature at which it gets converted to solid.…

Q: What is the molality of a solution made by dissolving 6.80 grams of NH 4CI in 315 grams of water?

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Q: What is the molality of a solution made by mixing 4.5 grams of KNO3 [ molar mass ( 101.1032 g = 1…

A: Molarity = moles of soluteVolume of solution (l)Solute is KNO3moles ofKNO3 = given weight (g)Molar…

Q: What is the solubility of N2 in water when the partial pressure of nitrogen above water is 1.18 atm…

A: Henry's Law:  This law is defined as the amount of gas soluble in the particular liquid at the…

Q: What is the molality (mol/kg) of a solution prepared by dissolving 34 g of Calcium Chloride (CaCl2)…

A: Given: Weight of solute=34 g. Molecular weight =110.98 g/mol. The volume of solution=250 mL. Formula…