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Polyethylenimine Linear (PEI) is a cationic polymer with a molecular weight of 40,000 that forms a compound with nucleic acid and passes it into mammalian cells. Linear PEI transfection reagents are widely suitable. Buy Cell Transfection inhibitor Polyethylenimine Linear (MW 40000) from AbMole BioScience.

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Question: Xi wi 14.5 The following table lists molecular weight data for a polypropylene material. Compute the following: (a) the number-average molecular weight, (b) the weight-average molecular weight, and (c) the degree of polymerization.

Explore Polyvinylpyrrolidone, a synthetic polymer with an average Mol. Wt. of 40,000 for your biochemical and biology research. Order now from Sigma-Aldrich. ... Polyvinylpyrrolidone, for molecular biology, nucleic acid hybridization tested, mol wt 360,000. Expand. View Pricing.

In a randomized, double-blind cross-over study in 10 patients with intermittent claudication, 2 concentrations (6% and 10%) of a hydroxyethyl starch (HES) solution of mean molecular weight 200,000 and of substitution degree 0.62 were compared to a 10% low-molecular-weight dextran solution of mean mo …

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Answer: The polydispersity index of the polymer is 1.08. The polydispersity index of the polymer is greater than one. Explanation: Given,, and Number average molar mass will be given as:-. The weight average molar mass :-. The Polydispersity index (PDI) of a polymer is expressed as the ratio between the weight average molecular mass …

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At 400K, the root mean square (rms) speed of a gas X (molecular weight=40) is equal to the most probable speed of gas Y at 60 K.The molecular weight of the gas Y is_____. Open in App. Solution. Given that u r m s (X g a s) a t 400 K = u m p (Y g a s) a t 60 K, m o l e c u l a r w e i g h t M 1 = 40, M 2 =?, T 1 = 400 K a n d T 2 = 60 K.

Question: Problem 1 (19 points) The bacterial protein called flagellin (molecular weight 40,000 g/mol) has been used to calculate the accuracy of protein synthesis. Flagellin offers two advantages, it can be easily obtained as a pure fraction and it contains no cysteine, thereby allowing a sensitive measure of the mis-incorporation of cysteine ...

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Answer to The following table lists molecular weight data for. Skip to main content. Books. Rent/Buy; Read; Return; Sell; Study. Tasks. Homework help; Understand a topic ... 16,000 0.04 0.02 16,000 - 24,000 0.16 0.09 24,000 - 32,000 0.23 0.19 32,000 - 40,000 0.30 0.34 40,000 - The following table lists molecular weight data for a polypropylene ...

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Question: Calculate the average molecular weight for the thermoplastic that has the following weight fractions for the molecular weight ranges listed Molecular Weight fi Molecular Weight fi range (g/mol) Range (g/mol) 0-5000 0.097 20,000-25,000 0.119 5000-10,000 0.118 25,000-30,000 0.07 10,000-15,000 0.101 30,000-35,000 0.085 15,000 …

The tensile strength and number-average molecular weight for two polyethylene materials are as follows: Tensile Strength (MPa) Number-Average Molecular Weight (g/mol) 54 20,000 180 40,000 Estimate the number-average molecular weight that is required to give a tensile strength of 84 MPa. Express your answer with th ree significant figures. Answer:

What is the turnover number of 8 ug of enzyme with a molecular weight of 40,000 and a Vmax of 25pmol/min? 2. Suppose the Vmax is 80 umol substrate converted to product per min and the Km is 40mM. What is …

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This page titled 4.1: Molecular Weight of Polymers is shared under a CC BY-NC 3.0 license and was authored, remixed, and/or curated by Chris Schaller via source content that was edited to the style and standards of the LibreTexts platform.

Question: 1. Problem 1 In the Table below, the molecular weight data for a polypropylene material are shown. For this polymer, compute: a) the number-average molecular weight b) the weight-average molecular weight, and c) the degree of polymerization Wi Molecular Weight Range (g/mol) 8,000–16,000 16,000–24,000 24,000–32,000 …

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Answer to What is the weight-averaged molecular weight of the. Skip to main content. Books. Rent/Buy; Read; Return; Sell; Study. Tasks. Homework help; ... 0-10,000 0.15 0.11 10,000-20,000 0.29 0.23 20,000-30,000 0.32 0.31 30,000-40,000 0.24 0.35 21,250. What is the weight-averaged molecular weight of the polymer whose data is given below? MW ...

Below, molecular weight data for a polytetrafluoroethylene [-C 2 F 4-] n material are tabulated. Compute (a) the number-average molecular weight M n, (b) the weight-average molecular weight M w, and (c) what is the degree of polymerization DP. _____ M n =49,800 g/mol; M w =55,200 g/mol; DP=498 _____ M n =49,800 g/mol; M w =110,400 …

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At 400K, the root mean square (r.m.s) speed of gas X (molecular weight=40) is equal to the most probable speed of gas Y at 60K. The molecular weight of the gas Y is: A. 3 B. 4 C. 10 D. 2. Question Answer; Class 11; Chemistry;

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