1. Eugenol is the active ingred point of a solution in which 0 (Kn benzene= 2.53 °C /m; Tr

Q: Assuming that A is 0.256, ε (L/mole-cm) is 14 500, b (cm) is 1.00, molecular weight is 300 g/mole…

A: Given data,Absorbance(A)=0.256Molar absorptivity…

Q: Q6:How many milliliters of concentration hydrochloric acid, 38 % (wt/wt). specific gravity 1.19, are…

A: Introduction: 1 (M) HCl solution means 1000 ml solution contains 1 mole HCl. The molecular weight of…

Q: The solubility of AgBrO, in water at 25 °C is measured to be 1.7 Use this information to calculate…

A:

Q: Assuming 100% dissociation, calculate the freezing point (?f) and boiling point (?b) of 2.09 ?…

A: Given information: Molarity of CaCl2 solution = 2.09 M

Q: 5% by volumre 25mL HNO3 solution

A: 5% by volume means 5mL of HNO3 in 100mL of solution.

Q: 2-An experiment call for 187ml of a0.03M HSO, solution, how many grams of liquid H SO, we need?…

A: Given, Molarity of H2SO4 = 0.03 M. Volume of H2SO4 = 187 mL. The mass of liquid H2SO4 is:

Q: The solubility of BaCrO, in water at 25 °C is measured to be 0.0037 Round your answer to 2…

A:

Q: Assuming that A is 0.458, b (cm) is 1.00, c (Molarity) is 1.2 x 10^-3, molecular weight is 300…

A: Given data,Absorbance(A)=0.458Length(b)=1.00cmMolarity(C)=1.2×10-3MMolecular weight=300g/mol

Q: 14- How many milliliters of concentrated hydrochloric acid, 38.0% (wt/wt), specific gravity 1.19,…

A:

Q: If the boiling point of an aqueos solution is 103 °C, what is delta TB?

A: Given,  The boiling point of an aqueous solution is 103 °C.  In an aqueous solution water is a…

Q: The solubility of PbF, in water at 25 °C is measured to be 0.51 Use this information to calculate…

A: Answer: The Ksp for PbF2 is 3.6 × 10-8.

Q: (Q67) What is the freezing point of a solution made from 883.6 grams of benzene to which 56.0 grams…

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Q: The freezing point of a 0.100 M acetic acid (CH3COOH) solution is determined to be -0.1878 C.…

A: A numerical problem based on percent dissociation, which is to be accomplished.

Q: When 0.279 g of a molecular compound, benzoic acid, was dissolved in 43.0 g of benzene, the freezing…

A: Given data contains, Mass of solute (benzoic acid)=0.279 g Mass of solvent (benzene)=43.0 g Freezing…

Q: - 1 The molal freezing point depression constant K₁=2.02 °C-kg-mol for a certain substance X. When…

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Q: When 1.40 g of a certain molecular compound X are dissolved in 45. g of dibenzyl ether (CH,CH,),0).…

A: Answer:- This question is answered by using the simple concept of depression in freezing point when…

Q: You have a solution that is 18.5%% (v/v) methyl alcohol. If the bottle contains 2.16 LL of solution,…

A: Volume concentration of a solution is expressed as % v/v, which stands for volume per volume. This…

Q: ratio of ------.3 * .(mass(solute)/ mass of (solution) Density O Specific gravity O W/W% O None of…

A:

Q: 1- The molal freezing point depression constant K .= 4.12 °C·kg•mol ' for a certain substance X.…

A: When a non volatile solute is added to a pure solvent its freezing point decreases. The depression…

Q: g Use this information to calculate Ken for ZnCO3. L The solubility of ZnCO, in water at 25 °C is…

A:

Q: OOO0 Solution) solution c mo mo mo ma

A: pH is the negative logarithm of the concentration of H+ ions. The scale of the pH is…

Q: How many liters of stock 5% w/v H2O2 (MW 34) are needed to make 300 mL of 450 mM solution?

A: Given data:

Q: -1 A certain liquid X has a normal boiling point of 122.10 °C and a boiling point elevation constant…

A:

Q: A certain liquid X has a normal boiling point of 142.30 °C and a boiling point elevation constant…

A: given, the mass of glycine = 50.3 g mass of solvent X = 450. g = 0.450 kg boiling point elevation…

Q: What is the normality of a solution made by dissolving 10.00 g of hydrogen phosphate, H3PO4 in water…

A:

Q: Q2. 1000 lb of 10% NaOH solution at100°F is to be fortified to 30% NAOH by adding 73% NaOH at 200°F.…

A: A solution is a homogeneous mixture of two or more components in a solvent. Sodium hydroxide…

Q: V/If the concentration of Ca is 56.4 mg/L and of Mg is 8.8 mg/L in water, what is the total hardness…

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Q: How many liters of commercial 5% bleach solution would be used to prepare 50L of 1% bleach solution?…

A:

Q: Q3 . How can you prepare 2 Letter isotonic solution for an X fluid ( osmolarity 200mOsm / L ) . by…

A: Osmolarity represents the osmotic concentration of the solution. It is usually expressed by Osm/L.…

Q: 3 g of sugar and 100. mL of water what is w/w% assume solution density of 1.0 g/mL

A: Mass of solute = 3 g Volume of water = 100 ml Density of water = 1 g/ml Mass of solution = Mass of…

Q: 9.11. What is the normality of a soln. of F12SO, if it has a specific gravity of 1.84 and contains…

A: a) Since the n-factor of H2SO4 = 2 because it has 2 acidic H Hence the normality of H2SO4 = n-factor…

Q: What is the freezing point of a solution that contains 1.2 mol Ki dissolved in 1.00 kg of water?…

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Q: -1 A certain liquid X has a normal freezing point of 5.40 °C and a freezing point depression…

A: Formula used :-  ∆Tf = Kf m  Where  ∆Tf = change in freezing point         = T0 f - Tf  Where T0 f =…

Q: 1. Might any of the ratios you calculated for Table 2 above be useful for predicting how the…

A: Given that -  Ratio of NaCl/water = 5.02g/5 mL    The freezing point of pure liquid, water is about…

Q: What is the Normality of a sulfuric acid solution containing 75% w/v of H2SO4 (98.0) and having a…

A: Normality: In 1000 mL or 1L of the solution, the gram equivalent of the solute present is called the…

Q: Assuming 100% dissociation, calculate the freezing point (?f) and boiling point (?b) of 2.30 ?…

A:

Q: When 64.8 g of sucrose was dissolved in 100 g of water, the freezing temperature of the water was…

A: ΔTf= Kf. Molality ΔTf = Kf x m Molality m = number of moles/ W Kg solvent =(mass of substance/mol…

Q: How many milliliters of a 12.0% (v/v) propyl alcohol solution would you need to obtain 14.5 mL of…

A: Given, the precent of( vv) of a solution =12 %and we are asked to calculate the volume of 12 % (vv…

Q: What is the freezing point of 0.251 m urea in water?

A: Freezing point of a solution can be calculated by using the following equation Tf=Tf0-∆Tf Here, Tf0…

Q: Find the boiling point (Tb) of a solution containing 15.0 g salt (NaCl) dissolved in 750 g water

A: We're asked to find the expected boiling point elevation of a solution given the amount of solute…

Q: A certain liquid X has a normal freezing point of 1.30 °C and a freezing point depression constant…

A:

Q: What volume (in mL) of a 28.5 % v/v solution of ethyl alcohol in water would be needed to have a…

A: We have given that  What volume (in mL) of a 28.5 % v/v solution of ethyl alcohol in water would be…

Q: What is the osmotic pressure in torr of a 0.0173 M glucose solution at body temperature (37 °C)?…

A:

Q: Name Time M T W R F The freezing point of pure benzene (CH,) is 5.50°C. The freezing point of a…

A: Given information:Freezing  point of solution  (Tf) = 5.07 °CFreezing  point of pure benzene (Tfo) =…

Q: what is the Normal concentration of a solution that is 4 percent KHSO4 by weight and has specific…

A: The normality of the compound is the number of equivalents divided by the equivalent weight of the…

Q: How m any grams of dextrose are in 1200 mL of a 5% D5W solution?

A: 5% D5W solution implies that 5g of dextrose (solute) is present in 100mL of the solution.

Q: Assuming 100% dissociation, calculate the freezing point (?f) and boiling point (?b) of 3.29 ?…

A: To calculate the freezing point and boiling point , we would first calculate the value of depression…

Q: A certain liquid X hàs a normal boiling point of 90.90°C and a boiling point elevation constant K, =…

A:

Q: "hat are the boiling and freezing points of a solution in which 31.66 g of naphthalene (C10H8) has…

A: What are the boiling and freezing points of a solution in which 31.66 g of naphthalene  has been…