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Calculate the molar solubility of thallium(I) chloride in 0.731 M NaCl at 25o C. Ksp for TlCl is 9.05 x 10-8. Report your answer as the negative log of the molar solubility, answer = -log(molar solubility).
if the frequency of light emitted by potassium is 3.95 x1014 hz what is the corresponding wavelength associated with
Calculate the pH of a solution prepared by dissolving 0.250 mol of benzoic acid (C7H5O2H) and 0.300 mol of sodium benzoate (NaC7H5O2) in water sufficient to yield 1.00 L of solution. The Kaof benzoic acid is 6.50 ⋅ 10-5.
A concentration cell is constructed at 25 ºC based on the Zn/Zn2+ electrode. The concentration of Zn2+ is known to be 1.3 M at the positive electrode. If the cell voltage is initially 0.1049 V, what is the concentration at the negative electrode?
A furnace is burning coal at the rate of 950,000 kg of coal/day. The coal contains 5.5% ash and 99% of that ash is collected in the air pollution control (APC) device downstream from the furnace
She drinks a lot of water and has consume milk of magnesia(ph value 10.5) before she feels comfortable again. State the pH values of water and blood and whether its acidic or alkaline.
Which of the following is NOT true about the thermodynamic standard state?
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.
Assume that 1.14 mL of liquid remains in the flask each time it is emptied, and that this volume of rinse water remains in the flask prior to preparation of the KNO3 solution. Although in practice rinse volumes are generally approximate, for purpo..
How would you synthesize Acetophenone starting from an Alkene? Identify and draw the structure of the starting compound
What would be the initial pH of Buffer C. If you add 5.0 mL of 0.5 M NaOH solution to 20.0 mL each of Buffer B and Buffer C, which buffer's pH would change less. Explain.
In a chemical reaction 3 moles of one gas and 2 moles of a second gas react to form 5 moles of a third gas. In which of the processes described below should the entropy increase.
Calculate the pH of 0.375 L of a 0.18 M acetic acid-0.29 M sodium acetate buffer before and after the addition of (a) .0060 mol of KOH and .0060 mol of HBr
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