A compound adopts a cubic unit cell. What is the empirical formula if 1 X atoms is completely inside the unit cell, X atoms are also located at the center of each edge, A atoms are at every corner, Z atoms are in the center of each face

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.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?