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The molar heat capacity of SO2 is given by the following equation: Cp,m=3.093 + 6.967 x 10-3 T/K -45.81 x 10-7 ^T2/K2 + 1.035 x 10-9 ^T3/K3 Calculate delta S for the heating of 1 mole of SO2(g) from 75°C to 1350°C at a constant pressure of 1 bar.
First determine the number of moles of rm Na^+ using the given molarity and volume. Next, use the chemical formula to determine the number of moles of rm Na_3PO_4 needed. Finally, convert moles to grams using the molecular weight of the compound.
Write equations to show how nitronium ions might be formed using a mixture of nitric and sulfuric acids
How much heat is required to take a 15.0 g sample of ice with an initial temperature of 0.00oC and raise it to a final temperature of 75.0 oC.
A 15.8 g sample of a nonelectrolyte was dissolved is 104.0 g of water. The solution's freezing point was -1.9°C. What is the molar mass of the unknown compound?
What volume will 454 grams (1 lb) of hydroigen occupy at 1.05 atm and 25 C.
the pH of a saturated solution of a metal hydroxide MOH is 9.68. calculate the Ksp for the compound
Express the concentration of a 0.0280 M aqueous solution of fluoride in mass percentage and in parts per million.
Determine the molar mass of the nonelectrolyte if the osmotic pressure of the solution = 23.6 atm, also express your answerin g/mol?
how many grams of carbon dioxide are produced when 2.50g of sodium hydrogen carbnate reacts with excess citric acid according to the equation: 3NaHCO3 + H3C6H5O7 -> Na3C6H5O7 + 3CO2 + 3H2O.
What is the total pressure exerted by a mixture of 1.50 g H2 and 5.00 g N2 in a 5.00 L vessel at 25 ºC
Consider the reaction Cu2S + O2 → 2Cu + SO2. If 55.0 grams of Cu2S is heated in excess O2, what is the mass of Cu that can be produced?
If 85.0 mg of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m. ?
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