Wood often floats on top of water. This is why for thousands of years, trees have been cut down and then floated down river to be processed into planks and boards. Explain what density is, compare the
density of wood and water, and why the wood floats instead of sinking

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Which one of the following substances would be the most soluble in ccl4? na2so4 h2o ch3ch2ch2ch2oh c4h10 hi