how the ecologists used the data in the graphs to calculate the total volume of water used by a tree in 24 hours

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li