What is the expected number of valence electrons in an atom of the element flerovium in ground state

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

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma