A block of wood with a density of 0.548 g/cm3 has a mass of 34.49 g. If two dimensions of the block are 2.5 cm and 7.8 cm, what is the 3rd dimension?

What is the number of moles in 15.0 g ash3?

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.

Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²