Celina has a water sample thats contained with salt and microorganisms. Which method should she use to purify the water?

Heat is the total potential energy of a substance that can be transferred. true false

(04.01 lc) which of the following is true about science? (5 points) select one: a. it is not influenced by social conditions. b. it is not determined by external local factors. c. political conditions are unable to influence it. d. economic concerns may prevent it from solving problems.

In a covalent bond, two atoms are held together by the attraction between . the number of covalent bonds that an atom can form depends on the number of in the atom.