PLEASE HELP! THIS IS DUE VERY SOON! Whats a few examples of comparing and contrasting solutions with different concentrations of a solute? It's for my science class. I really need help.

Enzymes affect the reactions in living cells by changing the

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

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