The freezing point of the solution is 1.05^{\circ}Cbelow that of pure benzene. What are the molecular mass and molecular formula of this compound? 相关知识点: 试题来源: 解析 1. (a) 凝固点:-7.49 ℃,沸点:100.99 ℃ (b) 凝固点:-4.53 ℃,沸点:100.81 ℃ 2. 溶质的摩尔质量:240 g/...
MCQs on Freezing Point of the Solvent: Get access to MCQs on Freezing Point of the Solvent with answers. These questions are aligned with the NEET syllabus and help you better prepare for NEET exam.
Freezing-point depression anddeterminationofthe molecular weight of the solute: Formula: MB=kf*1000*wB/Tf*wA kf=1.855 K*kg*mol-1;wBis the mass of the solute;wAis the mass of the solvent;Tfis the value of the freezing-point depression. When you cool a solvent, the temperature of this ...
To find the percentage dissociation of HF in a 1.00 m aqueous solution, we can follow these steps:Step 1: Understand the given data - Freezing point of the solution (Tf) = -1.91 °C - Freezing point constant of water (Kf) = 1.8
To calculate the freezing point of a solution containing 60 g of glucose in 250 g of water, we can follow these steps:Step 1: Calculate the number of moles of glucose To find the number of moles of glucose, we use the formula:
Question: Calculate the freezing point of an aqueous 0.66 m glucose solution. Calculating the Freezing Point of a Solution: When calculating the freezing point of a solution, one of the important details is called the van't Hoff constant for the solute. The van't Hoff constant, usually den...
Freezing Point Depression Formula Freezing point depression can be calculated using theClausius-Clapeyron equationand Raoult's law. In a dilute ideal solution, the freezing point is: Freezing Pointtotal= Freezing Pointsolvent- ΔTf where ΔTf= molality * Kf* i ...
Freezing point depression is the difference between 0°C and the temperature at which an ice cream mix first begins to freeze. Learn about Freezing Point Depression Here.
Vapour pressure of a liquid decreases with Adecrease in temperature Bincrease in temperature Cincrease in surface area Dincrease in volume .Submit Derive a formula determining molecular mass from depression in freezing point. View Solution What will be the molecular weight of NaCl determined experiment...
View Solution During depression of freezing point in a solution, the following are in equilibrium: View Solution During depression of freezing point in a solution, the following are in equilibrium: View Solution Exams IIT JEE NEET UP Board ...