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1. Aluminum has a specific heat of 0.897, while silver has a specific heat of 0.235. If 10 grams of both metals were left in the sun for an hour, which would be hotter? Why?
2. In a phase diagram what does "normal" refer to?
3. At 50 degrees Celsius and atmospheric pressure, water is in the liquid phase. What two things could be done to liquid water to change it to a vapor?
2-bromooctane in 10 mL ether solution gave an observed rotation of -1.8° in a 10 cm cell at 20°C. Calculate the specific rotation of this solution.
certain temperature and pressure, one liter of CO2 gas weighs 1.85 g. What is the mass of one liter of CH4 gas at the same temperature and pressure?
Inversion of Configuration and Determination of R/S. Draw a compound with an asymmetric center. Rotate so that you can determine whether it is R or S. Invert the stereochemistry
What is the rate constant for the reaction at 85°C?
Plan and Design Lab: To Determine the water of crystallization of a hydrated salt XY•nH2O and to determine the value of n in the formula XY•nH2O with a relative formula mass of 392.14.
Calculate the pH of each of the solutions and the change in pH to 0.01 pH units caused by adding 10.0 mL of 3.48 M HCl to 350 mL of each of the following solutions
What is the mole fraction of Kr if the partial pressure of Xe and Ar are 1.60 atm and 2.8 atm, respectively?
how many kilojoules and kilocalories of heat are required to raise 40.0 g of water from -12 degrees Celsius to 130 degrees Celsius?
If 60.0g of Cu metal at 85C were added to 60.0g ethanol at 10C in a calorimeter of heat capacity 30.0 J/K what would the final temperature be assuming no heat losses? cp for Cu= 0.380 J/K/g and Cp for ethanol = 60.0 J/K/mol
What volume of .2 M Na2SO4 will completely react with 50 mL of .135 M Ba(NO3)2
solvent to be used to extract a compond from an aqueous solution and when carrying out an extraction, what are the advantages/ disadvantages of having your extraction solution more/less dense than water?
A molecule of chlorine dioxide (ClO2) at 25oC has a velocity of 306 m/s. What is the kinetic energy in joules of the molecule at this temperature?
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