The ideal gas law equation is pv = nrt. if n, r, and t are kept constant, what happens to the volume if pressure is increased?
a)
the volume increases
b)
the volume decreases
c)
the volume remains unchanged
d)
the temperature rises

coral.

explanation:

coral. many marine organisms that produce calcium carbonate shells or skeletons are negatively impacted by increasing co2 levels and decreasing ph in seawater.

i believe you are right for all except the 3rd ( look at sqdancefan his answer is much better)