It affects the rocks in place and no transport is involved. This distinguishes weathering<span> from erosion. </span>Mechanical<span>/physical </span>weathering<span> - physical disintegration of a rock into smaller fragments, each with </span>the same<span> properties as the original. Occurs mainly by temperature and pressure changes</span>
Products over reactants:
<span>HS- + H2O ----> H2S + OH-
</span><span>The expression represents Kb for HS–</span>
Answer:

Explanation:
We can use the Ideal Gas Law — pV = nRT
Data:
V = 15.0 L
n = 0.55 mol
T = 300 K
Calculation:
