I think that pressure will affect the solubility of gasses the most. The reason why I think this is that gasses are affected the most by pressure change. By definition solids and liquids are not easily affected by pressure by how close the molecules are to each other in both of those phases.
I hope this helps. Please let me know if you have any further questions or need any clarification.
Answer:

Explanation:
X + Y ⟶ XY
mass: 22.7 g x 86.9 g
According to the Law of Conservation of Mass, the mass of the product must equal the mass of the reactants.

Answer: Nothing
Explanation:
Cobalt-60 emits γ radiation and is used in many applications including cancer treatment: There is no change in mass number or atomic number during the emission of a γ ray unless the γ emission accompanies one of the other modes of decay.
Explanation:
the answer is letter A. mitosis