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A 25.0 g piece of aluminum (which has a molar heat capacity of 24.03 J/C mol) is heated to 82.4 C and dropped into a calorimeter containing water (specific heat capacity of water is 4.18 J/g C) initially at 22.3 C. The final temperature of the water is 24.9 C. Compute the mass of water in the calorimeter. 118g 6.57g 3180g 2120g
How many mL of 3.00 M HCI should be added to react completely with 16.8g of Na2CO3 according to the following equation?
a peanut butter sandwich provides about 1.6 103 kj of energy. a typical adult uses about 95 kcalhr of energy while
you will be using 1.4 grams of salicylic acid to make aspirin. salicylic acid is the limiting reagent and one mole of
if we have a solution that contains 0.022 m calcium and 0.014 magnesium and we have to use potassium hydroxide to
Design a tube and shell heat exchanger for the fluids and duty given for you and complete Project Management tasks
Predict the delta H, delta S, delta V and delta G for dissolving 60. g benzene (C6H6) in 100. g of toluene (C7H8) at 298 K. State any assumptions made.
Compound A has a λmax at 232 nm in its UV spectrum but will not react with any dienophile in a Diels-Alder fashion. Provide a structure for Compound A, and explain how you arrived at your decision.
he worked up the reaction and isolated 2.4 g of MnCl2. What was his percent yield?
explain the detoxification of acetaminophen alcohol and sodium nitrite with biotransformation of xenobiotics. describe
If a reaction takes 8 hours to complete at 15 C, which of the following is most likely true if the same reaction is carried out at 45 C A. the reaction will be faster B. the reaction will be slower C. the reaction will take the same amount of time..
F2 to give a nickel fluoride. Density of nickel is 8.908 g/cm3. How many moles of nickel foil were used? If you isolated 1.261 g of nickel fluoride, what is its formula
Which of these characteristics is necessary to achieve a line spectra for any given element. Which of these characteristics is necessary to achieve a line spectra for any given element.
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