Which of the statements was not a part of dalton's original atomic theory?
a. atoms of the same element have the same size, mass, and structure.
b. atoms cannot be created or destroyed in a chemical reaction.
c. matter is comprised of small particles called atoms.
d. different elements have atoms of different masses and properties.
e. all four statements are part of dalton's original atomic theory.

E. All four statements are part of Dalton's original atomic theory.

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.