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Calculate the pH at the equivalence point of a titration of 0.3326 g of THAM (pka=5.92) dissolved initially in 25 mL of H2O with 0.1042 M. HCL
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. A solution containing 3.60g of sodium carbonate is mixed with one containing 5.14 of silver nitrate.
Hydrogen atoms that are bonded to an sp3 hybridized carbon atom normally appear between 0.9 & 1.8 ppm and are said to be shielded
2.00 L of H2 at a pressure of 368 torr and 1.00 L of N2 at an unknown pressure. If the total pressure in the flasks is 336 torr after the stopcock is opened.
What product would you expect to make? Propose a detailed reaction mechanism for this reaction. What by-products might be expected in this experiment?
How grams of potassium permanganate are need to decolorize one gram of 2-pentene in basic solution.
What is the first step in the reaction sequence of these Aldol reactions under basic conditions?
Crystalline solids are well-ordered arrays of atoms or molecules. Crystalline solids may be metallic solids, molecular solids, or ionic solids.
If there are initially 7.21 grams of the compound dissolved in 110.0 mL of water, how many grams will remain in the aqueous layer after extraction with one 30.0 mL portion of ether?
What kinetic energy must the electrons have in order to resolve a protein molecule that is 5.10 nm in diameter? Take the mass of an electron to be 9.11× 10-31 kg.
The reversible chemical reaction has the following equilibrium constant: Kc=[C][D]/[A][B]=7.0 Initially, only A and B are present, each at 2.00 M .
For a reaction at equilibrium, which of the following is the best way to think about it?
The volume of a gas sample is 200L at 740 torr. what is its volume at 760 torr? Assume that the Temperature remains constant
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