If a reaction experiences a large decrease in entropy and absorbs a large amount of heat, the reaction will be spontaneous. TRUE FALSE

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

What does the cell nucleus do or, how does it function?

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.