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Question:
(a) Calculate the pH of a solution containing 020M CH3COOH and 0.30M CH3COONa
(b) What would be the pH of 0.20M CH3COOH solution be if CH3COONa were not present
Br2 (g) + 3F2 (g) ? 2BrF3 (g) Explain what volumes of Br2 and of F2 measured at the same temperature also pressure are needed to prepare 50.0mL of BrF3
Calculate the ph of a solution formed by mixing 100.0ml of .20 M HCLO with 200.0 ml of .30 M KCLO. the ka for HCLO is 2.9x10^-8
Mrs Jones is 40 years old as well as finally has her long awaited pregnancy. Although she is joyous, she's also fearful that she might have a deformed child due to her age. Consequently, she's been sent for a genetic work-up.
Calculate the pH of a 1.00 L solution which is made up of 0.046 mol acetic acid and 0.026 mol sodium acetate.
if 860 liters of neon at 45°C and 800 mm. are decreased to 700 liters at the same pressure, what is the new temperature of this gas?
Calculate x, the number of molecules of water in oxalic acid hydrate(H2C2O4-xH20), from the following data:5.00 g of the compound is made up of exactly 250 mL solution, and 25.0 mL of this solution requires 15.9 mL of .500M NaOH solution for neutr..
Compute the mass of acetylsalicylic acid in the aspirin tablet. Find out the percentage of acetylsalicylic acid in the aspirin tablet.
for the reaction Mg+2HCl yeilds H2+MgCl2, calculate the percentage yield of magnesium chloride if 100.g of magnesium react with excess hydrochloric acid to yield 330.g of magnesium cholride.
Calculate the expansion work done against a constant external pressure of 0.995 atm and at a constant temperature of 22 degrees C. Assume that the initial volume of dry ice is negligible and that CO2 behaves like an ideal gas.
Assuming 100% dissociation, calculate the freezing point and boiling point of 2.72 m AgNO3(aq).
Write balanced equation for proton transfer reaction. Indicate the conjugate pairs and determine the direction for each equilibrium
Calculate the mass of carbon dioxide produced from 39.4g of octane in this reaction: 2C8H18 + 25O2 to 16CO2 + 18H20
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