True or false that thrust is a force that propels the plane in a desired direction pls helppp fast!

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Compare and contrast physical changes with chemical changes.

Which of these conditions most likely produces an unstable isotope?