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1.75 moles of an ideal gas, for which Cv,m =3R/2, initially at 32.0 C and 2.50*10^6 pa undergoes a two-stage transformation. For each of the following states described in the following list, calculate the final pressure, as well as q, w, ?U, and ?H.a) the gas is expanded isothermally and reversibly until the volume doubles
consider a major oil spill in a lake ( a prototype situation related to Alaska Oil Spill few years ago and many subsequent spills) Amount of oil spilled is 2.9 mega gram (Mg).
Use condensed structures to illustrate the 3 possible charged species and the one neurtral species that can exist in aqueous environments for the polar acidic acid of your choice. Indicate which conditions are present in each of the four drawings.
If specific amount of carbon reacts with 1.00 g, 1.50 g, and 2.00 g of Hydrogen to form compounds of A, B, and C respectively,
The value of Delta g for the conversion of 3-phosphoglycerate to 2-phosphoglycerate (2PG) is +4.4 kj/mol. If the concentration of 3-phosphoglycerate at equilibrium is 2.55 mM, what is the concentraction of 2 phosphoglycerate? assume a temperature ..
determine the equilibrium ph of aqueous solutions of the following strong acids or bases: a)15mg/l of hso4- b)10 mM NaOH c)2500 mg/l of HNO3.
74.0 mL of a 1.80 M solution is diluted to a volume of 268 mL. A 134-mL portion of that solution is diluted using 179 mL of water. What is the final concentration.
A disinfectant states that it will kill 99.9% of bacteria if left on for 45 minutes. What percentage of bacteria are killed if the disinfectant is left on only for 5 minutes
Draw the structures of the bases in DNA and indicate the H bonding interactions between the base pairs.
The activation energy for the isomerization ol cyclopropane to propene is 274 kJ/mol. By what factor does the rate of this reaction increase as the temperature rises
Calculate the de Broglie wavelength for each of the following. a) a proton with a velocity 95% of the speed of light. b) a 160 g ball with a velocity of 10. m/s
An Ideal gas is in a 375mL Container. Pressure inside is 1012 mmHg. Temp is 31.3 deg Celsius. How manly moles of Ideal Gas are there?
An element has 3 stable isotopes with natural abundances of 11%, 17%, and 72%. The masses of those isotopes are 19.9, 21.9, and 22.9 amu respectively. What is the average atomic mass of this element?
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