Question: The molal boiling point elevation constant Kb=1.81Ckgmol1 for a certain substance X. When 86.39g of urea ((NH2) CO ) are dissolved in 950.g of X,

The molal boiling point elevation constant Kb=1.81Ckgmol1 for a certain substance

The molal boiling point elevation constant Kb=1.81Ckgmol1 for a certain substance X. When 86.39g of urea ((NH2) CO ) are dissolved in 950.g of X, the solution boils at 130.9C. Calculate the boiling point of pure X. Be sure your answer has the correct number of significant digits

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

PROBLEM 1 A factory producing aluminum is supplied with bauxite from three mines (01, 02 and 03) which produce 3, 7 and 5 thousand tones of mineral per week respectively. There are 4 modes of...

The molal boiling point elevation constant Kb=1.00Ckgmol1 for a certain substance X. When 50.97g of urea ((NH)2CO) are dissolved in 600.g of X1 the solution boils at 107.9C. Calculate the boiling...

The molal boiling point elevation constant Kb=0.56Ckgmol1 for a certain substance X. When 21.g of urea ((NH2)2CO) are dissolved in 400 . g of X, the solution boils at 141.8C. Calculate the boiling...

The molal boiling point elevation constant Kb=2.15Ckgmol1 for a certain substance X. When 59.2g of urea ((NH2)2CO) are dissolved in 650.g of X, the solution bolls at 117.6C. Calculate the boiling...

A certain substance X has a normal boiling point of 101.9C and a molal boiling point elevation constant Kb=0.71Ckgmol1. A solution is prepared by dissolving some urea ((NH2)2CO) in 500 . g of X. This...

A certain substance X has a normal boiling point of 95.1C and a molal boiling point elevation constant Kb=2.30Ckgmol1. A solution is prepared by dissolving some urea ((NH2)2CO) in 350 . g of X. This...

help asp please The molal boiling point elevation constant Kb=1.85CC. Kg-nsol for a certain substance X. When 25.g of urea ((NII,)21CO) are dissolved in 300 . g of X, the solution boils at 144.7. C....

The normal boiling point of a certain liquid X is 110.2C, but when 73.2g of urea ((NH2)2CO) are dissolved in 800 . g of X, it is found that the solution boils at 113.2C instead. Use this information...

The normal boiling point of a certain liquidd X is 138.50C, but when 41.1g of urea (CH4N2O) are dissolved in 450.g of X the solution boils at 141.7C instead. Use this information to calculate the...

The normal boiling point of a certain liquid X is 138.6C, but when 49.2g of urea ((NH2)2CO) are dissolved in 900 . g of X, it is found that the solution boils at 139.5C instead. Use this information...

The normal boiling point of a certain liquid X is 131.2C, but when 29.72g of urea ((NH2)2CO) are dissolved in 250 . g of X, it is found that the solution boils at 135.4C instead. Use this information...

Calculator or Computer Use Picard's Theorem and direction fields to study the following DEs (a) At what points do the corresponding NPs fail to have solutions? (b) At what points does uniqueness...

In the figure below, the segments ST and SU are tangent to the circle centered at O. Given that OT-7.2 and SU-13.5, find O.S. 13.5 5 os = X G

A put option with a strike of $ 0 . 0 9 7 5 P has a premiam of $ 0 . 0 4 0 0 . The current spot exchange rate is $ 0 . 0 9 6 5 / P . What is the option time value? ( a ) 0 . 0 3 9 0 ( b ) - 0 . 0 0 1...

I am using Windows PowerShell- PLEASE PLEASE DO NOT USE OTHERS ANSWERS Thanks please do not copy answers from the other old answers i really need help. thanks again 1.1. Write a PowerShell script to...

How well have you identified and managed the different stakeholder requirements?

Agreement of the following course of action and desired involvement in the ongoing development

What would your clients like you to do more of/less of?