Determine the pH of a solution that is 0.50 M with respect to acetic acid and 0.25 M with respect to potassium acetate. Hint: acetate is the conjugate base of acetic acid (see problem #1, above).

Drive down any three characteristic of modern periodic table

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Show how to convert the temperature 84.7° c to kelvin. include all steps and label the final answer.