WebApr 22, 2024 · What is cryoscopic constant ( Kf) of camphor Share with your friends 3 Follow 3 Raveena Sharma, Meritnation Expert added an answer, on 23/4/17 1. The formula of cryoscopic constant: ∆ T f = K f × m 2. ∆ T f = 177. 5 - 147 = 30. 5 Molality of naphthalene = 1 128 10 1000 = 1 128 × 1000 10 = 0. 781 3. K f = 39 C/m. WebYou know the freezing point depression of the solution and the cryoscopic constant, so you can calculate the molality: m = − Δ T f k f = − − 1.23 ∘ C 1.86 kg ⋅ ∘ C mol = 0.66 m o …
The cryoscopic constant of camphor is 40.27 K kg / mol. In an ...
WebMay 29, 2024 · Camphor for molecular mass determination. Ask Question. Asked 2 years, 9 months ago. Modified 1 year, 11 months ago. Viewed 143 times. -2. I came across this … WebJul 7, 2024 · The cryoscopic constant is defined as the freezing point depression on dissolving a non-volatile solute in 1 kg of solvent. Thus, the cryoscopic constant of a liquid decreases in the freezing point when 1 mole of solute is dissolved per kg of the solvent. What is depression in freezing point in chemistry? photocaged inhibitor
Molal Freezing Point Depression Constants SCIENTIFIC
WebThe Cryoscopic Constant may be calculated from the relation Efp = RTfp2M /∆ fusH where R is the molar gas constant, Tfp is the freezing point temperature (absolute) of the solvent, M the molar mass of the solvent, and ∆ fusH the … Webx is the molecular weight of Vitamin K, 0.500 and 4.43 are from the problem and 0.010 is 10 g of camphor done as kilograms. This becomes: 4.43 = 2000 / x x = 8860 g / mol We … WebThe freezing point of camphor is 451.55 K andthe cryoscopic constant (Kf) is 38 (K-kg)/mol. The mixture has amolality of 0.563 mol/kg.(a) Determine the molar This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See AnswerSee AnswerSee Answerdone loading how does the heart circulatory system work