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A tank containing H2 and O2 develops a pinhole leak. Which gas will leak faster and by what factor H2, 16 O2, 16 H2, 4 O2, 4
Neglecting any effects caused by volume changes, would you expect the ionic strength to increase, decrease, or stay the same by the addition of NaOH to a dilute solution of
Which of the following would have the lowest frequency factor A( part of the Arrhenius equation in a situation where all concentration are 1M and take place at identical temperatures
Determine K for the reaction, H2C2O4(aq) + 2 OH-(aq) C2O42-(aq) + 2 H2O(l) given that, for H2C2O4(aq), Ka1 = 6.5 x 10-2 and Ka2 = 6.1 x 10-5. Don't forget that Kw = 1 x 10-14.
How many grams of NaOH are in a 225.0 mL sample of a 2.5 M solution of NaOH? (Molar mass of NaOH is 40.0 g/mol)
Find out the amount of energy released by this process of fission of a single U 235 atom and expree your answer in joules?
Draw a reaction mechanism for the reaction between 1-bromobutane and sodium t-butoxide( 2-methyl-2-propoxide). also identify the rate determining stepand use curved arrows
suppose 532 ml of neon gas at 20c and 1.04 atmospheres and 376 ml of sf6 gas at 20c and 0.97 atmospheres are put into a
what is the molarity of a hcl solution if the reaction of 200ml of the solution with excess caco3 produces 10.5l of co2
What is the initial concentration (in M) when 15.3 mL of a potassium hydroxide solution was diluted with 15.1 mL of solvent to a final concentration of 0.561 M? Assume the volumes are additive.
Show whether or not precipitate will form in this process when the Ksp of Pbl = 9.8*10 -9
A sample of ethanol (C2H5OH) has a mass of 38.6 g. How many carbon atoms does the sample contain?
Enough of a monoprotic acid is dissolved in water to produce a 0.0198 M solution. The pH of the resulting solution is 6.37. Calculate the Ka for the acid.
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