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Representatives: Is it possible to convert Calcium Carbonate (CaCO3)into Calcium Oxide (CaO), mixing CaCO3 with water and vinegar and boiling this mixture?. The reason of boiling would be to take the CO2 out of the CaCO3.- I will be looking for you response
Calculate the pH of a buffer tht contains 0.60M ammonium chloride
The equilibrium constant Kc for the decomposition of phosgene, COCl2, is 4.63 x 10^-3 at 527 deg. C
The balloon rises to an altitude of 20,000 m, where atmospheric pressure is 55 mmHg and the temperature is 210 K. What is the volume of the balloon at 20,000m?
Example: Determine the solubility of calcium fluoride at 25C. And Be sure to note the difference between Solubility and Solubility Product Constant ! What could we do to change the system and produce a precipitate?
Vinegar is an aqueous solution of acetic acid. By law, it must contain 4 g acetic acid per 100 ml solution. What approximate volume of 0.10 M of NaOH would be neededto titrate a 15.00 ml aliquot of commercially availabe vinegar?
What is the maximum amount of aluminum sulfate that can be formed?
Determine the empirical and molecular formula and draw the Lewis structure for a compound
what is the mole fraction of each componet in solution? ethanol, methanol, water.
In the Balmer-Rydberg equation, what value of is used to determine the wavelengths of the Balmer series?
Helium gas is heated at constant volume from a state of 100 kPa, 300 K to 500 K. A following process expands the gas at constant pressure to four times the initial volume.
In the following reaction, how many moles of the non-limiting reactant are in excess if 4.4 mol Al are combined with 2.7 mol HCl
Which of the following are a conjugate acid-base pair in the above reaction?
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