Calculate the number average molecular weight, Macroeconomics

You have two bags of polymer. Bag A has 10 kgs of polymer with weight average molecular weight of 336.6 kg and Bag B has 20kg of polymer with weight average molecular weight 392.7kg. Bag A has a polydispersity of 1.2 and Bag B has a polydispersity of 1.4.

a. What is the number average molecular weight of each bag?

b. If the polymer is polyethylene (mer = C2H4) what average polymerization (chain length) by weight for each bag?

c. If you combine the two bags what is the weight average and numerical average molecular weight of the mixture?

 

Posted Date: 3/28/2013 6:28:07 AM | Location : United States







Related Discussions:- Calculate the number average molecular weight, Assignment Help, Ask Question on Calculate the number average molecular weight, Get Answer, Expert's Help, Calculate the number average molecular weight Discussions

Write discussion on Calculate the number average molecular weight
Your posts are moderated
Related Questions
You are given the following information about an economy: Gross Investment  =                                                         40 Govt. purchases of goods & service =

THE AD CURVE SHIFT TO THE LEFT WHEN

In a sample of 80 people who have had strokes, the average cholesterol level was 250 with a standard deviation of 70. In order to test the hypothesis (at the 5% level of significan

In a particular month, the labor force is 130 million, there are 9.1 million unemployed workers, the job -losing rate is 3% per month, and the job-finding rate is 40% per month. Ho

The U.S. Department of Agriculture, nass.usda.gov, publishes charts on the prices of farm products. Go to the USDA home page and select Charts and Maps and then Agricultural Prices

The consumer price index for the 1978-82 periods and the GDP deflator follow. This was a period of unusually high, but declining, inflation. (The CPI is equal to 100 in the base ye

#question.distinguish between economic growth and economic development.

Suppose that a paper mill "feeds " a downstream box mill. For the downstream mill, the marginal profitability of producing boxes declines with volume. For example, the first unit o

1. if the marginal cost of seating a theatergoer is $5 an the elasticity of demand is -3, the profit maximizing price is? 2. A firm determined that its total cost of production

You are the mayor of a beautiful city by the ocean, and your city is connected to the mainland by a set of k bridges. Your city manager tells you that it is necessary to come up wi