All of the following are common air pollutants that can be damaging to the environment except
a. particulate matter.
b. carbon monoxide.
c. nitrogen oxides.
d. phosphates.

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.

colorless gas, exhibiting a blue glow when placed in an electric field

b) solid

its a type of rock