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What are the 8 balanced molecular equations for all of the chemical reactions involved in the copper cycle experiment
To convert this into a buffer having a pH of 9.3380, how many grams of KH2BO3 (M.W. 99.926) should be added to the solution?
A liquid has a change in enthalpy of vaporization of 35.0Kj/mol and a boiling point of 137c . what is the vapor pressure at 109c
Write the equation for a nonspontaneous reduction-oxidation reaction involving the transfer
Why is tetraphenylporphyrin (TPP) so stable? Why is it planar? Why does it precopitate so easily?
Which of the following gases has the largest Henry's law constant, Kh, for dissolution in water at room temperature and why
what are the pH and the change in pH after the addition of 0.054 mol hydrochloric acid to the buffer solution?
Rather than weigh the sample on a balance a chemist wants to dispense the liquid using a pipette. What volume (in mL) should she measure out?
Calculate the pH of a 25 mL distilled water sample after the addition of 1mL, 2mL, 3mL, 4mL
What is the equation for Coulombic force and why is it important in chemistry? 4. What is the charge on the chloride ion and why does it have this charge
At 212 mm Hg and 24 °C, a sample of gas occupies a volume of 125 mL. The volume is increased to 325 mL and the temperature is reduced to -5.0 °C. What is the final pressure of the gas in the flask?
treatment of .25g sample of impure potassium chloride with excess AgNO3 resulted in formation of .2912g AgCl. Calculate the % of KCl in the sample.
Determine the collision frequency at room temperature and compare this with the rate constant and teh Arrhenius parameters determined above.
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