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You have 100 mL of a .10 M Acetate buffer pH 4.75 composed of .050 M Acetic Acid and .050 M Na Acetate. 100 ml of pure water is added and the pH is still 4.75. Use the henderson hasselbalch equation to explain what happened.
A solution contains 3.60 mol of water and 1.50 mol of nonvolatile glucose (C6H12O6). What is the mole fraction of water in this solution?
a solution contains 55 grams of ascorbic acid in 250 g of water freezes at -2.34 degrees C. calculate the molar mass of the solute
formulate a complete mechanism for the thiamine-catalyzed conversion of benzaldehyde to benzoin
How many total calories do you consume from these three organic substances when you eat 1 candy bar 3 times a day?
A 91 gram solution of silver nitrate contains 8 grams of AgNO3. What is the percent by mass of silver nitrate in this solution.
The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added Va = 0, 5 ,10, and 15 mL.
Create an outline of a procedure to use to create a kinetic plot of concentration vs time for the bleaching of a food dye. The outline must contain no more than 10 steps. Make sure to include the glassware and amounts of solutions you expect to us..
Arrange the elements in order of decreasing ionization energy N MG O F Al
A component of a protein called serine has the following percent composition by mass: 34.95% C, 6.844% H, 46.56% O, and 13.59% N. It also has an approximate molar mass of 100 g/mol.
The following reaction proceeds in two parts. The first part produces an intermediate compound A and byproduct HCOO-. The product of the second part is a bicyclic ?,?-unsaturated carbonyl compound.
pKa values of phosphoric acid are 2.2, 7.2 and 12.7. A phosphate buffer of pH = 7.4 can be prepared using
A mixture of N2 and O2 gases are in a 2.0L container at 23 degrees C and at a total pressure of 1.00 atm.
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