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Question- The value of for the reaction below is -790 kJ. The enthalpy change accompanying the reaction of 0.95 g of S is 2S(s)+3O2(g) - 2SO3(g)
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Suppose your dorm room is 13 ft wide by 15 ft long by 8.5 ft high and has an air conditioner that exchanges air at a rate of 1200. L/min. How long would it take the air conditioner to exchange the air in you room once
Reaction of AsCl3 with Cl2 at low temperature yields a product, believed to be AsCl5, which shows Raman bands at 437,369, 295, 220,213, and 3cm-1. Detailed analysis of the 369 and 295 cm-1 bands show them to arise from totally symmetric modes.
calculate the PH of a buffer solution prepared by dissolving 21.5 g benzoic acid and 37.7g sodium benzoate in 200.0 mL of solution?
bromobutane can be converted to butan- ol using aqueous potassuim hydroxide solution. outline one possible method. that
The following reaction is investigated (assume an ideal gas mixture): 2N2O(g) + N2H4(g)-> 3N2(g) + 2H2O(g) Initially there are 0.10 mol N2O and 0.25 mol N2H4, in a 10.0 L container. If there are 0.06 mol of N2O at equilibrium, how many moles of N..
The community of Enviro, US (population 26,300) tests its drinking water supply for coliform organisms by the fermentation tube method (five 10 ml portions per sample).
Calculate the volume (in mL) of He collected at STP when 3.60 g of pure 226Ra is stored in a closed container for 135 years.
Explain what is the mechanism for the oxidation of 2-methylcyclohexanol to 2-methylcyclohexanone with the Jones reagent
calculate the potential of a platinium electrode immersed in a solution prepared by mixing 25.00ml of 0.0918 M SnCl2
The final temperature of the water and metal was 25.0 C. Assuming no heat is lost to the surroundings,calculate the specific heat of the metal and estimate its atomic weight
Approximate the percent increase in waist size when a 155 lbs person gains 40 lbs of fat. Assume the volume of a person can be modeled by a cylinder that is 4 ft tall. The average denisty of a human is 1g/cm3 and the average density of fat is .918..
Camphor is mixed with methanol, then sodium borohydride is added. Then boil, add mixture to ice and stir.
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