What conditions will dissolve solute the fastest? (think about temperature, particles, etc.)

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

C3h8o3 - glycerol major species present when dissolved in water

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion