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1. Provide instructions for making one liter of a 0.3M potassium acetate buffer of pH 5.2.
2. Explain how much pH increase if you add 1ml of 1M KOH to a liter of water?
Explain how much pH will increase if you add 1ml of 1 M KOH to a liter of buffer from problem 1.
sodium carbonate is a reagent that may be used to standardize acids and bases in the same way that you have used khp in
Determine the numerical values of the parameters A, B, and C in the Antoine equation relating vapor pressure of pure substances to temperature using an appropriate linear regression procedure.
What is the formula of the zinc sulfate hydrate? name this compound
1. nitric oxide is made from the oxidation of ammonia. what mass of nitric oxide can be made from the reaction of 8.00
Don't worry about the concentrations of reagents or the colors resulting precipitates (if any). You don't have to precipitate all ions, just separate them
The standard enthalpy of atomization of an element is the energy necessary to convert one mole of an element in its stable form at 25 degree Celsius to one mole of monoatomic gas.
How many grams of water can be heated from 23.5 oC to 35.6 oC by the heat released from 71.8 g of gold that cools from 84.3 oC to 34.6 oC
List all of the intermolecular forces in each of the following substances: CH3NH2, CO2, SO2, NO2
Consider the combustion of H2: 2h2 + o2->2h2o. if hydrogen is burning at the rate of 0.77mol/s, what is the consumption of oxygen. what is the rate of formation of water vapor.
An excess of the reagent 2,3-dimercapto-1-propanol was then added to displace the EDTA from zinc. Another 29.2 mL of Mg2+ were required for reaction with the liberated EDTA. Calculate the molarity of Ni2+ and Zn2+ in the original solution.
One mole of an ideal gas at 25C and 1 bar is allowed to expand adiabatically against a constant external pressure of 1.00 bar from 1.00 dm^3 to 10.00 dm^3. Calculate the final temperature
State the balanced net equation for the reaction that takes place when 0.1 M solutions of potassium hydroxide and iron (III) acetate are mixed.
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