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A 100-W lightbulb is placed in a cylinder equipped with a moveable piston. The lightbulb is turned on for 0.02 hours as well as the assembly expands from an initial volume of .80 Liters to a final volume of 5.9 Liters against an external pressure of 1.0 atm. Utilize the wattage of the lightbulb and the time it is on to compute the ΔE in joules (assume that the cylinder and lightbulb assembly is the system and assume 2 significant figures.) Calculate w and q.
The 0.200g of a compound containing C,H and O was combusted as well as produced 0.2998g of CO2 and 0.0819g of H2O. If the molecular mass of the compound was find out to be 176.30, explain what is the molecular formula for the compound
Does adding boiled, deionized water to the titrating flask to wash the wall of the Erlenmeyer flask and the buret tip affect the Ksp
does the oxidation of free fadh2 by ubiquinone under the standard biochemical conditions provide sufficient free energy
Write a reaction mechanism for the reaction between 2,3-dimethyl-3-hexanol with hydrochloric acid. (B) What is the reaction mechanism type for this reaction
A serving of kellogs corn flakes is 0.0892% K by mass. The USRDA for potassium is 6.0g. If one serving of corn flakes has a mass of 28.0g, and a volumeof 1.0 cups, how many cups would need to be consumed in order to eat the recommended daily allow..
Trifluoroiodomethane, CF3-I, undergoes free radical addition to alkenes. Explain the fact that the free-radical addition of this compound to 2-methyl-2-butene is faster than its addition to 1-pentene.
which portion of the titration curve are you in to reach pH = 7? Show your calculations to prove that dilution of 10,000 gal aniline requires 0.58 gal of this acid.
Solubility of a gas in a liquid increases as the temperature increases. D. The solubility of a gas in a liquid increases as the pressure increases.
How many moles of each are present in the eq mixture b)Calculate the equilibrium constant
when 1.3584 g of sodium acetate trihydrate was mixed into 100.0 cm3nbspof 0.2000 m hclaq at 25degc in a solution
The solubility of silver sulfate, Ag2SO4, in water has been determined to be 8.0 g/L. What is the solubility in 0.24 M sodium sulfate, Na2SO4
Predict the products of each of the following reactions. Assume that a reaction occurs in each case. write a balance equation for each one. Mg(s) + Zn(No3)2(aq) -->
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