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We had done an experiment to determine the solubility of Potassium Hydrogen tartrate and a question was
A similar experiment was conducted using calcium hydrogen tartrate. 25.27 mL of .0524 M NaOH was needed to react with 35.00 mL of the calcium hydrogen tartrate solution. What is the Ksp of calcium hydrogen tartrate?
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?
What mass of Li2SO4 is formed from mixing 24.5 mL of 1.32 molar LiOH with 10.2 mL of 2.43 molar H2SO4
when doing a synthesis of 2-chloro-2-methylbutane 1. Why must the reaction be carried out at room temp 2. Why is the crude product washed with sodium bicarbonate
what mass of this substance must evaporate in order to freeze 119 of water initially at 24? the heat of fusion of water
The vapor pressure of water at 25C is 3.13X10^-2 atm, and the heat vaporization of water at 25 C is 4.39 X 10^4 j/mol. Calculate the vapor pressure of water at 81C.
How does a radioactive atom's half-life influence its effect on its environment? Why is it important for chemists to take this into account
what is the charge on magnesium iodide? what does the charge on the magnesium ion have to do with the number of valence
Draw the major organic product of the reaction. Indicate the stereochemistry via wedge/dash bonds, including explicit H and D atoms
Compute the hydroxide ion concentration in a NH 3 solution that is 0.091 M and 0.028 M NH 4 Cl. Kb of NH 3 is 1.8 x 10 -5 .
If a eukaryotic cell were broken open and the subcellular organelles separated by ultracentrifugation, in which of the following would the citric acid cycles be found
Radio waves travel at the speed of light which is 3x10^8 m/s. how many kilometers will radio messages to outer space travel in one year
compute the number of grams of h2so4 in 1 gallon of battery acid if the solution is 38.9 sulfuric acid by mass and has
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