Calculate the percent dissociation of each of the following solutions. Answer with the correct number of significant figures. (a) 0.122 M propanoic acid (HC3H5O2, Ka = 1.3 10-5)
(b) a mixture containing 0.122 M HC3H5O2 and 0.122 M NaC3H5O2
(c) Compare the percent dissociation of the acids in the above solutions and explain the large difference.

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg

Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass