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A 768 sample of a solid is heated to 41.2 C as well as placed into a colorimeter containing 10.0 of olive oil at room temp (20.0 C). If the specific heat of olive oil is at 2.00 J/g C the heat capacity of the calorimeter is 10.0 J/ C, as well as the final temp is 21.5 C, Compute the specific heat of the solid.
Calculate the molality of a sucrose (C12H22O11) solution containing 14.3 g of sucrose in 676 g of water.
36.45mL of 0.11 M hydrochloric acid were added to 36.45mL of 0.098 M aqueous barium hydroxide. Compute the theoretical yield of the salt produced.
A buffer solution is prepared by adding 0.125 mol of ammonium chloride to 500mL of 0.500 M aqueous ammonia. Explain what is the pH of the buffer. If 0.0100 mol of HCl gas is bubbled into 500mL of the buffer, Explain what is the new pH of the solut..
Ionization energy is the energy needed to eject an electron from an atom or ion. Calculate the ionization energy, IE
nitrogen has a henrys law constant of 8.42x10-7 mmmhg at 25degreesc when dissolving in water. if the total pressure of
How many grams of thallium may be formed by the passage of 57.5 amps for 1.34 hours through an electrolytic cell that contains a molten
Polyethylene is a polymer consisting of only carbon and hydrogen. If 2.300 g of the polymer is burned in oxygen it produces
How many mL of a 93% w/w sulfuric acid having a specific gravity of 1.820 should be used in preparing 2,480 mL of 9% w/v acid
Calculate the density of Slackium Oxide. (g/cm^3) What is the Volume of unit cell (cm^3)
In 2C4H10+13O2->8CO2+10H20 how many moles of O2 are required to react completely with 4.4 Moles of C4H20?
A gaseous compound containing carbon and hydrogen was analyzed and found to consist of 83.65% carbon by mass. At 139 degrees C and 1.00 atm, the density of this compound is 2.55g/L. What is the molar mass?
The Kp value was calculated as 8.491 g. What does the Kp value tell you about the solubility of benzoic in the two solvents dichloromethane and water
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