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A weak acid HA (pKa=5.00) was titrated with 1.00M KOH. The acid solution has a volume of 100.00mL and a molarity of 0.100M. Find the pH at the following volumes of base added and make a graph of the pH versus Vb:Vb= 0, 1, 5, 9, 9.9, 10, 10.1, and 12mL.
Although I understand half-cell reactions, I'm puzzled by how to approach the following corrosion reactions. Iron in an acid ferric sulfate solution. Carbon steel in aerated seawater
Why is the boiling point of octane, C8H18, higher than that of methane, CH4, if they are both nonpolar molecules? 7-Using a diagram to illustrate your answer, explain the effect of temperature on the vapor pressure of a liquid.
arrange the elements in order of decreasing ionization energy. rank elements from largest to smallest. to rank items as
The equilibrium constant (Kc) for the reaction shown below is 4.17 10-34 at 25°C. 2 HCl(g) reverse reaction arrow H2(g) + Cl2(g) What is the equilibrium constant for the following reaction at the same temperature. H2(g) + Cl2(g) reverse reaction a..
An isotonic solution contains 0.87 by mass per volume. Calculate the percent mass per volume for isotonic solutions containing each of the following solutes at 15. Assume a van't Hoff factor of 1.9 for all ionic solutes.
Chloroform has Hvap=29.2 kj/mol and Svap=87.5j(K*mol). what is the boiling point of chloroform in Kelvins
a solution is made from mixing compounds A, mole fraction 0.5833, and B mole fraction 0.417. the vapor pressure of A at 55c is 95 mmHg and the vapor pressure of B at the same temperature is 42 mmHg
nitrogen is contained in a 300 ml vessel at 400 mm hg and 10degc. how many grams of nitrogen are in the
If a 100.00 g sucrose solution has a boiling point of 101.5 Celsius degrees, how many moles of sucrose are in the solution. How many grams.
Inexperienced athletes might try consuming three high energy drinks just before a race but veteran marathon runners know this would impair their performance. Why?
Explain why does ATP synthesis occur in the presence of Rotenone ( an inhibitor of one the reactions in the electron transport system.) if succinate is combined but not ATP synthesis doesn't occur if L-malate is added?
Will the mixed function of desaturases function under strictly anaerobic conditions? Explain.
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