Calculate the molecular weight of polyisobutylene

Assignment Help Physics

Reference no: EM131050567

1. At 25°C, a solution containing 0.2 g of polyisobutylene in 100 mL of benzene developed a rise of 2.4 mm at osmotic equilibrium. Calculate the molecular weight of polyisobutylene if the density of solution is 0.88 g/mL.

Reference no: EM131050567

Questions Cloud

How far below surface does fish appear person looking down : A fish lies 112 cm below the surface of a clear pond. If the index of refraction of water is assumed to be 1.33 and that of air is approximately 1, how far below the surface does the fish appear to a person looking down from above at an angle?

What is the value of the polar bear to the united states : What is the value of the polar bear to the United States? To humanity? Is it important that humanity act to save the polar bear? Why or why not?

Defining characteristics of a data set : What are the 2 defining characteristics of a data set? explain in sufficient detail. Use ways of describing those characteristics that are commonly seen in statistics and real world application. Examples using made-up data sets might aid your expl..

Summarized in the frequency distribution below : A company has 70 employees whose salaries are summarized in the frequency distribution below.

Calculate the molecular weight of polyisobutylene : Calculate the molecular weight of polyisobutylene if the density of solution is 0.88 g/mL.

Normal with a standard deviation : The average birth weight of domestic cats is about 3 ounces. Assume that the distribution of birth weights is Normal with a standard deviation .4 ounces.

Rehabilitation therapy problem : Obtain the residuals and prepare aligned residual dot plots by factor level. What departures from ANOVA model (16.2) can be studied from these plots? What are your findings?

How would you mitigate these issues : Some 40 years have passed and you are deciding it's time to close the doors to a successful business and retire. What are some of the issues you have to consider before turning off the lights?

How temperature and dough improver affects frozen dough : Project is on how temperature and dough improver affects frozen dough. I am using SEM and moisture analyzer to conduct the experiment

User Account

All Pages