Which condition applies when water boils at 100oC

Can someone me with these questions plz.

Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o