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A certain applications requires a mterial that is lightweight, an electrical insulator, and has some flexibility.
a) Which class of materials would you search for this selection.
b) Explain your answer from a bonding point of a view.
A reaction vessel contains 10.3 g of CO and 10.3 g of O2. how many grams of CO2 could be produced according to the following reaction
What additional piece of data would be needed to complete the calculations for the experiment
Explain why the balloon would float when heated. Make sure to discuss which factors change and which remain constant, and why this matters. Be complete.
The antibacterial agent sulfamethoxazole is an unionized acid with a pKa of 5.0. What is the ratio of this drug in buffered gastric fluid of pH 3.0. What is the percent ionized to unionized
If the experimentally determined calibration curve is Absorbance = 12100 M-1 * [ferroin (M)] + 0.00230 and the measured absorbance of a sample solution is 0.367, what is the ferroin concentration in the measured solution
Calculate the required flow rate of air in mol/hr and the percent by mass of oxygen in the product gas. Air may be taken to consist of 21 mole% O2, and 79% N2 and to have an average molecular weight of 29.0.
Calculate the number-average molecular weight of a random nitrile rubber [poly(acrylonitrile-butadiene) copolymer] in which the fraction of butadiene repeat units is 0.30; assume that this concentration corresponds to a degree of polymerization of..
According to the given data propylamine (CH3CH2CH2NH2) boils at 49 degrees C, Trimethylamine [(CH3)3N] boils at 3 degrees C;trimethylamine has reasonably high solubility in water Propylamine is entirely miscible with water; considering that isobu..
Kw=1.0E-14. A sample of 0.1355g of an unknown monoprotic acid was dissolved in 25.0mL of water and titrated with 0.0950 M NaOH. If the acid required 19.3mL of base to reach the equivalence point, what is the molar mass of the acid
For the following reaction, 4.91 grams of sodium are mixed with excess water. The reaction yields 5.83 grams of sodium hydroxide.
composition diagram to explain why fractional distillation of 2 components is more easily accomplished if the components have boiling points that differ by 20 C or more?
If a cow passes 975g of methane per day how many moles of methane are being produced per day and how many g of carbon per day
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