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Consider the titration of 100.0 mL of 0.100 M NaOH with 1.00 M HBr. Find the pH at the following volumes of acid added Va= 0, 1, 5, 9, 9.9, 10, 10.1, and 12 mL
What is the concentration of Ba(OH)2 solution if 22.0 mL of 0.200 M H3PO4 is needed to neutralize
A box of volume 20.0 L contains 1.50 moles of an ideal gas. This gas initially consists of a single molecular species, X (molar mass of 42.0 g/mol), at a temperature of 25.0 °C.
Looking at the effect of ionic strength on activity coefficients, why would the initial slope for Ca2+ be steeper than that of K+
How many grams of hydrogen chloride can be produced from 350 grams of sodium chloride and 290 grams of hyroden sulfate if the reaction has a yield of 88%?
Calculate the mass of Nitrogen at room temperature dissolved at room temperature in an 80 L aquarium. Assume a total pressure of 1 atm and .78 mole fraction.
The Carbohydrate content of a glycoprotein is determined to be 12.6, 11.9, 13.0, 12.7, 12.5 g of carbohydrate per 100 g protein in replicate analysis.
Calculate the change in ph when 6 ml of 0.1 M HCl is added to 100 ml of a buffer solution that is 0.1 M in NH3 and 0.1 M in NH4Cl.
What is the pH of a solution that contains three parts of acetic acid and one part sodium acetate?
The air we breathe is approximetly 20% oxygen. the reaction for the complete combustion of acetylene is 2C2H2 + 5O2 ------> 4CO2+ 2H2o
A solution is created by adding 0.05 moles of H2CO3 (3.1 g, total mass) to 5-L of water, resulting in a pH of 4.2. Now, we add sodium hydroxide (NaOH, strong base) until the pH reaches 10. You can neglect any changes in volume. What is the alkalin..
Draw a chair conformer for propylcyclohexane, where the propyl group is in the equatorial position. On the same carbon (C1), show the attached H in the axial position.
How many H- ions are around each Na+ ion in NaH, which has a cubic unit cell with H- ions on each corner and each face
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