Write a short historical account of the discovery of the Avogadro’s number. In this account, include the roles of Gay-Lussac, Avogadro, Cannizzaro, and Perrin.

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility