Pure water has a ph level of 7 and is considered neutral on a ph scale, while typical rain water has a ph that is slightly less than 6. according to the precipitation data illustrated on the map of the united states, what can you conclude about the rain in most areas of the united states?

a) it is pure water.

b) it is mostly neutral.

c) it is typical rain water.

d) it is considered acid rain.

Peat deposits are found in waterlogged places where dead plant material piles up. when peat is buried, it undergoes compaction. it is subjected to heat and pressure for a long time, and a lot of water is squeezed out during this process. nearly ten vertical feet of original peat material becomes one vertical foot of coal. which of these remains unchanged in the system during the conversion of peat to coal? a) area b) density c) mass d) volume