The concentration of hydrogen ions in a soil sample is 1.3 x 10^-6M. When the soil is tested with a pH meter, what value should the meter read? a.1.9
b.1.3
c.5.9
d.6.2

It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

The biosphere of the earth is made up of what compound? organic or inorganic?