How many days are there between a Spring Tide and neap tide​

If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?